Finding the best bluetooth transmitter radio receiver suitable for your needs isnt easy. With hundreds of choices can distract you. Knowing whats bad and whats good can be something of a minefield. In this article, weve done the hard work for you.
Best bluetooth transmitter radio receiver
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Best bluetooth transmitter radio receiver reviews
1. VicTsing (Upgraded Version) Bluetooth FM Transmitter, Auto Scan Unused Station Bluetooth Radio Transmitter Adapter for Car with 1.8" Color Screen, QC 3.0, EQ Modes, Aux, Hands-Free Calls
Feature
Auto Search Unused StationNever worry about couldn't finding an unused radio station. This Bluetooth FM Transmitter for Car can find unused station automatically, just press " CH/A" button twice, which is the easiest way to pair channel with no radio interference.3 USB Port & QC3.0 Quick Charge Input 12-24 V; Output 3 USB ports: Quick charge for your QC3.0-enabled devices. No more annoying waiting. The other USB charging port supports 5V/2.4 A output which can intelligently identify android or other devices. Besides,top of USB port for U-disk reading only. You can simultaneously charge 2 phones rapidly while listening music by using this Bluetooth FM transmitter.
Crystal Sound & 5 EQ ModesThe FM transmitter Bluetooth adopt CVC noise cancellation technology, its sound quality is phenomenal when playing via U Disk/TF Card/Bluetooth/Aux Cord, and it also support 5 EQ modes:CLASSICAL/POP/ROCK/JAZZ/ NORMAL music styles when working with U disk and TF card available. (When connect the Bluetooth,please choose EQ in your music app).
1.8" Color Screen & Flexible Gooseneck1.8" LCD screen is large and clear enough for you to easily read voltage, volume, song name(Under TF/U-disk Modes), incoming number, FM frequecny,volume, etc. at daytime and night, and its neck is of great flexibility for better and convenient repositioning.
Hands Free Calling & Power OffBuilt-in microphone would work loud and clear for hands-free calling, which makes your driving safer and handier.This car radio transmitter contain the first-rate Bluetooth chip, its connectivity is stronger and more stable without randomly disconnecting trouble. Also the radio transmitter could save your car battery : Just long press the buttons to power off and no need plug or unplug it out from your car socket every time.
Description
Does the Bluetooth of your FM modulator sporadically cut out? Is there any static interference or hissing when it play music? Does your wireless FM transmitter get overheated easily? Do you have to unplug it from your cigarette lighter to turn it off? You won't have these problems with VicTsing Bluetooth Car Adapter. Easy to Power ON/OFF Never worry about draining car battery when getting out of the car. Just long press the button to power the device on and press the same button for 3 sec to power it off. Safe and Reliable to Use With electrical protection of Short Circuit/Overvoltage/Overcurrent/Overheating/ Overcharge, you can safely apply it to any vehicles with voltage of 12V-24V. Multiple Functions With voice navigation and Bluetooth auto reconnecting features, it is easy to operate and works with all kinds of Bluetooth enabled phones, tablets and other devices. Smart Handsfree Functions You can answer/hang up or reject a call by simple short or long press the button, and by double press the same button, you can redial the last caller's number. Great Compatibility Compatible with Bluetooth V1.2/V2.0/V2.1/V3.0/V4.0/V4.2/V5.0. Support Bluetooth Protocol A2DP/AVRCP/HSP/HFP. Specification 2 Output: Bluetooth FM/ Aux out FM Frequency Range: 87.5MHz-108.0MHz Compatible Audio Format: MP3. WMA. WAV. FLAC. AAC Compatible Bluetooth Protocol: A2DP/ AVRCP/ HSP/ HFP Audio Output: U disk(Max. 32G), TF card(Max. 32g), Aux Cable, Bluetooth. Quick Charge Port: Support QC 3.0 protocol(DC3.5-6.5V/3A, 6.5-9V/2A, 9-12V/1.5A) Note: Please read user manual carefully before using. Package Includes 1 x FM Bluetooth Transmitter 1 x 3.5 mm Aux Cable 1 x User Manual 1 x FAQ Card 1 x VIP Card2. TaoTronics Bluetooth 5.0 Transmitter and Receiver, 2-in-1 Wireless 3.5mm Adapter (Low Latency, 2 Devices Simultaneously, For TV/Home Sound System/Car/Nintendo Switch)
Feature
LOW DELAY: aptX Low Latency for High-fidelity Stereo Sound, lag-free content streaming in transmitter mode. Low Latency supported Bluetooth receiver is required.MAKE IT TWO: Upgraded 2-in-1 Bluetooth V4.1 transmitter can be paired with two Bluetooth receivers (like headphones + speakers) simultaneously. Note: aptX Low Latency does NOT support Dual Link mode.
ALWAYS ON: TaoTronics Bluetooth 4.1 2-in-1 Adapter continuously streams even while charging. Built-in battery for up to 10 hours use - enjoy your favorite wireless content all the time.
BLUETOOTH EVERYWHERE: In Transmitter mode, turn a non-Bluetooth TV, PC, CD player, iPod, MP3 / MP4 into Bluetooth transmitter. Receiver mode: Ideal for home or vehicle music streaming sound system.
PURE SOUND: aptX audio codec for a richer and deeper sound experience. Listen to CD-like audio quality at no compromise. Plus, 12 + 6 month extended warranty and 24/7 friendly customer service.
Description
Infinite Compatibility Streaming wirelessly your favorite movies, songs, games, and late TV shows is as simple as plugging in a 3.5mm audio jack. Let any media device turn into a Bluetooth-enabled receiver/transmitter. Let your enjoyment know no limit. Low Latency For the BANG to sound exactly when the trigger is pulled. For the words to be heard as soon as the lips move. For a flawlessly synchronized streaming experience that knows no lag whatsoever. It's always the right time to enjoy yourself. TX/RX Mode Easily switch between transmitter and receiver mode by flipping a switch. Feel the power at your fingertips with the TaoTronics Wireless 2-in-1 Adapter. Uncompromised Sound aptX audio coding delivers real-time streaming high quality stereo audio. Enjoy premium CD-quality audio experience without the nuisance of wires. Untangle the fun. What is In the Box: 1 x TaoTronics Bluetooth 4.1 2-in-1 Adapter (Model: TT-BA07) 1 x 3.5mm Audio Cable 1 x 3.5mm Female to 2 RCA Male Cable 1 x USB Charging Cable 1 x User Guide3. Nulaxy Bluetooth Car FM Transmitter Audio Adapter Receiver Wireless Hands Free Car Kit W 1.44 Inch Display - KM18 Black
Feature
1. THE BEST: Consolidated for customers the best FM Transmitter on the market the Nulaxy KM18 won the market for its quality and superior technology.2. GREAT ADVANTAGES: Compatible with most devices on the market (Apple, Samsung, Xiaomi, Oppo, Sony) you will not have problems with compatibility. Play your favorite songs in the sound of your car through Bluetooth, TF Card, Aux Cable. Advanced noise reduction system will guarantee you a quality crystal clear sound.
3. BIG LCD DISPLAY: Developed with 1.44 inches screen to better visualize your phone calls, musics, car battery voltage. Ideal sized screen to assist drivers without disturbing the experience while driving safely.
4. TECHNOLOGY IN YOUR CAR: With our device you will add in your car: 1) Bluetooth connection; 2) Answer phone calls with a click and safely while driving; 3) Voltmeter function to control the quality of your car battery; 4) 3 different ways to play music in your car and more.
5. VOLTMETER FUNCTION: Safety when driving is our first concern, so we equip our devices with voltmeter. You can now check the quality of your battery before your trip or daily ride. Battery between 14.8V to 13.4V is when your car is on and moving. Battery between 12.8V to 12.2V is the normal voltage of the battery in your car parked and power off. Battery below 12V change the battery as soon as possible.
Description
Nulaxy KM18 is the best selling FM Transmitter on the market, has been consolidated by uniting quality and high technology.The functions that our KM18 adds to your car without any type of installation and wires is incredible. With our device you bring your classic car to a new generation without change its style or damage the originality of your car.
Add in Your Car:
1) Answer calls phones safely and with one click;
2) Listen to music from your phone, MP3 player, tablet , laptop, tf card and connected devices via aux cable in the sound of your car;
3) Control the quality of your car battery with our voltmeter function;
4) Charge your devices through the secure USB port;
5) LCD screen with ideal size to view your telephone calls, music, car battery voltage and other information with more comfort and quality.
Add all these functions with just one device is not amazing?
Bring your car to new generation in a simple and safe way!
Nulaxy, driving you safer and better.
4. Handsfree Call Car Charger,Wireless Bluetooth FM Transmitter Radio Receiver,Mp3 Music Stereo Adapter,Dual USB Port Charger Compatible for All Smartphones,Samsung Galaxy,LG,HTC,etc.
Feature
DUAL USB CAR CHARGER : 2 USB charging port to charge most USB devices.Input 12v/24v,1A port with USB reading and charge function;smart 3.1 A charge port which can intelligently identify android or iPhone devices and charging.BLUETOOTH AND MORE COMPATIBILITY : Wireless Bluetooth FM transmitter adapter for car radio/cassette,Transfer Calling / MP3 Music / Cellphone Voices to car radio speaker.(FM range from 87.5 to 108 Mhz). 5% every hour low power consumption when use bluetooth play music. Mobile navigation,Voice broadcast . Compatible for iPad,iPhone 8,x,7/ 7 Plus, 6s/ 6s plus, 6/ 6 Plus,Samsung Galaxy ,Google,LG,HTC Huawei Smartphones and device with Bluetooth.
HANDS FREE FUNCTION : Built-in Microphone,Switch to Hands-free mode automatically from music playing status when receiving calls.Answer/Reject/Hand up/Recall all in one key.
CAR BATTERY VOLTAGE FUNCTION : Show 3 seconds voltage when plug into the cigarette port.Always keep battery state of health.Then it turn to automatic play mode.
MUSIC PLAYING FUNCTION : Support Bluetooth Music/ USB Disk/ TF Card / MP3/WMA player. With anti-interference performance and noise suppression (CVC) technology.Listening to music while charging.Automatically connect memorized paired when power on.12-month worry-free Guarantee!
Description
Bluetooth Handsfree Car Charger,FM Transmitter&Music adapter,3.1A Dual USB Port1.Dual USB :
One is 1A, can charge small screen cellphone,camera and read USB data.Please use pure charge line when use this one charging.
Another is 3.1A, can charge for ipad, big screen cellphone etc.
Input voltage: 12-24V,Output voltage : Max 5V DC/3.1A
2.Frequency Connect:
The device FM frequency is 87.5-108MHz.Please turn car radio channels to one of Frequency 87.5-108.0Mhz.Then plug the device, make sure the car charger keeps the same frequency to the car radio channels:
1.Choose an blank and clear channel in the car audio.
2.Long press the FM transmitter answer key until the LED display flashing.
3.Turning the answer knob adjust the same channel at FM transmitter.
4.Short press the answer key to fix the channel.
5.Connect phone bluetooth or insert the USB/TF card, FM Transmitter will start to play.
Please repeat above steps if has noise interference in the radio.
3.Bluetooth Function :
1.Power on the device, there is a prompt voice : Bluetooth is ready to pair.
2.Turn on smart phone Bluetooth search the name of HY82.
3.After connected, there is a prompt voice Bluetooth connected successfully.
4.Bluetooth function can transfer music from phone to car speakers or answer phone handsfree.
4.Music Function: Please noted the priority play sequence is Bluetooth>TF card>USB
5.Car Battery Voltage Function : For 12V /24V car, voltage display of car battery under 11.5V /23.1V or higher than 14.9V/27.3V means car battery issue.
Features:
1.Weight :45G
2.Screen : LED
3.Support TF card/ USB:32GB
.Working condition:0-60 degree
5.Transmitting distance :< = 5 meter
Package inlucde:
1 x Car Charger
1 x Manual
Warranty:45 days money-back and 12-month, worry-free Guarantee
5. IMDEN Bluetooth 5.0 FM Transmitter for Car, 3.0 Wireless Bluetooth FM Radio Adapter Music Player FM Transmitter/Car Kit with Hands-Free Calling and 2 USB Ports Charger Support USB Drive
Feature
2 PORTS USB CAR CHARGER & QC3.0 CHARGER: Support charging two devices simultaneously, one port is Quick Charge 3.0 port compatible with: QC2.0, Hua Wei FCP, Type-C and Samsung., and the matching smart IC can automatically match the current.Under the maximum output, the charger efficiency is more than 80%, so that your device can be fully charged in a short time. Better-charging performance! [Note: QC2.0/3.0 are not compatible with Samsung S9.]
ANSWER CALLS HANDS-FREE:High-performance microphone with Noise Suppression (CVC) technology, grants you crystal clear call. Answering/redialing/dismissing or ending call just simply click a button.
Seamlessly switches between incoming calls and music; Drive more safely . Moreover, it supports voice navigation of your phone.
IMMERSE IN HiFi MUSIC: Insert a USB flash driver which contains MP3 files into the"RIGHT"USB port and enjoy it.
If that's not enough, it can also support your playlist with full range of audible frequencies with no distortions of the original signal from your MP3, iPhone, Android Smartphones and more Bluetooth enabled devices.
WIDE COMPATIBILITY: Bluetooth Car FM Transmitter can be paired as a hands-free kit with all Bluetooth enabled devices, such as iPhone, iPad, iPod, Tablet, Samsung, HTC, Sony and other Andriod Smartphones;
Stream music and calls directly from your mobile devices to car stereo system via FM radio signal( 87.5-108.0MHz).
MULTI-SAFETY PROTECTION: Comes with built-in over-current protection, over-voltage protection, intelligent temperature control, short circuit protection. The FM transmitter effectively prevents multiple unsafe problems.
Low noise and low ripple output, which can effectively reduce the loss of electronic devices within the charging device. Better protect your car and smart devices.
Description
Top Quality QC3.0 In-Car Wireless Bluetooth professional-grade FM TransmitterThis little gadget with dual USB Ports Charger(one is QC3.0 charger), LED digital display screen and Built-In
Mic, gives you safer, Flexible and convenient driving experience of hands-free calling, music enjoyment, quick charge.
Feature:
Wirelessly transmit phone call from mobile phone to car FM stereo system.
Switch to hands-free mode automatically from music playing status when receive call.
Built-in Microphone.
Support music playing from USB.
Detect and display the voltage of car battery when power on.
Full 206 channels optional from 87.5-108.0MHz.
With Voice prompts.
Low voltage warming warning: Less than 12V (Voice prompt ).
Incoming call number announcement.
Supports last call redial.
Function:
Built with a high-performance microphone, with Echo Cancellation and Noise Reduction (CVC) technology offers you
a crystal clear calling and safer driving.
Two music play mode(pair with the phone via specific Bluetooth or Insert USB Disk into the Right USB Port) let
you be absorbed in music playing when driving.
Built in dual USB ports car charger(one QC 3.0 speedy charge port), and smart charging IC, automatically detects
your devices and charges all cellphone or iPad at optimal speed. Charge two devices simultaneously
and fully charged in a short time
Super compact and portable design with blue LED digital screen display of FM frequency and car voltage,
provides you portable driving travel.
NOTE:
Please NEVER use it in these conditions:
Moist or underwater conditions.
Near heater or high-temperature service.
With direct and strong sunshine.
Never dismantle it without due permission.
Package contents:
1x Bluetooth FM Transmitter with Dual USB Charge Port
1x User Guide
6. VicTsing (Upgraded Version) V5.0 Bluetooth FM Transmitter for Car, QC3.0 & LED Backlit Wireless Bluetooth Audio Adapter Music Player/Car Kit with Hands-Free Calls, Siri Google Assistant
Feature
QC3.0 Quick Charge & 2 USB Ports Support Charge 2 devices simultaneously with VicTsing Bluetooth FM transmitter for car. The QC3.0 port is able to charge phone up to 80% in 35 min, and the other USB charging port (5V/1A) also functions as a U disk port.Siri Google Assistant & Hands-free CallsGet your things done faster and more convenient with intelligent Siri, with which you can ask questions, make phone calls and more. The CVC noise cancellation technology also offers clearer and noiseless hands-free calling to ensure safer and more reassuring driving when you use this Bluetooth radio transmitter.
Cool LED Ring LightThe Blue LED light will remain on constantly after the successful Bluetooth pairing. This FM transmitter allows you to see easily during the nighttime and will make your car 's internal layout looks cooler and more attractive.
Hi-Fi Music & 2 Playing ModesSupporting Plug & Play as well as playing music via U Disk (32G) and Bluetooth, The car radio transmitter will bring you an amazing auditory experience with its clear and stereo sound.
Bluetooth V5.0 ConnectionWith advanced Bluetooth V5.0 chip, VicTsing FM transmitter bluetooth for car provides stronger signal and higher transmission than other normal products. It's compatible with Bluetooth V1.2/2.0/2.1/3.0/4.0/4.1/4.2 and can effectively avoid the problems of unstable connection.
Description
Do you have to unplug the wireless FM transmitter to prevent it from draining your car battery? Is the sound of your car radio transmitter too low to hear while you're receiving calls or playing music? Does your car radio adapter stop working after use of a couple of months? You won't encounter these problems with VicTsing Car Transmitter! Voice GPS Navigation With navigation broadcast function, it helps drivers find their destinations more quickly and conveniently. Power ON/OFF No need to worry about the draining car battery anymore. Just long press CH button for 2 sec to turn it on and long press for 3 sec to turn it off. 6 Security Protection Equipped with electric protection of overcurrent, overvoltage, overcharge, overload, overheat and short circuit, it's more reliable and safer to use. Strong Compatibility Compatible with phones, tablets and any Bluetooth enabled devices, as well as cars, trucks and other 12-24V vehicles. High-end Appearance Made of superior aluminum alloy material with strict crafting process, it is super durable, chic and exquisite. Mini and Portable Measured 7.5x3.5x3.5 cm/3x1.4x1.4 in with light weight, it's compact and space-saving for your car. Multifunctional Phone Button Designed for music play/pause and hands-free calls(Answer/Hang up/Reject/Redial last number). Besides, long press it for 2 sec to activate or log out of Siri.7. Nulaxy Bluetooth FM Transmitter for Car, 1.8" Color Screen Radio Adapter W QC3.0 & 5V/2.4A Charging, Handsfree Call, Support microSD Card, Aux Play, EQ Modes - KM18 [Upgraded Version] Black
Feature
UPGRADED VERSION OF CLASSIC KM18: Upgraded with 1.8" TFT color display and buttons offers a wider visual interface for more information. Output QC3.0 fast charge port and 5V/2.4A USB port efficiently gets your IOS or Android devices fully charged.MULTI-FUNCTIONAL: Supports fast forward & fast backward, 3 music input sources, 4 play modes and 5 EQ modes; Nulaxy newest bluetooth car adapter also built-in microphone and supports hands-free talking and private calls.
CRYSTAL CLEAR MUSIC FROM 3 SOURCES: Supports AUX/ BLUETOOTH/ TF CARD. It adopts advanced interference and noise cancellation technology - CVC technology creates full duplex sound and suppresses noise and wind.
EXTRA FEATURES: Supports Repeat All/ One/ Random/ Folder. Smart QC3.0 USB charges compatible devices up to 4x speed of the conventional car charger. Built-in over-current, over-voltage, intelligent temperature control and short circuit protection.
SAFETY FUNCTIONS: Safety first. Nulaxy equipped it with a voltmeter to show you the condition of your car battery. Voltage should be between 13.7V to 14.7V when your car is on and moving. 12.2V to 12.8V when your car is parked and ignition is off.
8. Anker Roav SmartCharge F0 Bluetooth FM Transmitter for Car, Audio Adapter and Receiver, Hands-Free Calling, MP3 Car Charger with 2 USB Ports, PowerIQ, and AUX Output (No Dedicated App)
Feature
Stable Transmission: Solid Bluetooth and FM connections stream music straight from your phone to your car's sound system.Clearer Sound: A boosted FM signal and static-cancellation technology ensure a better listening experience.
Rapid Charging: Dual USB ports with Anker's advanced technology deliver simultaneous high-speed charging to driver and passenger. Qualcomm Quick Charge not supported.
Better Hands-Free Calling: Bluetooth 4.2 provides a stable connection and echo-cancellation reduces background noise for clearer calls. What You Get: Roav SmartCharge F0, manual, happy card, 12-month worry-free warranty, and our friendly customer service.
Incompatible with 2007 VW Jetta, 2011 Nissan Rogue, 2002 Nissan Altima 2.5S, 2001 Audi A4, 2007 Dodge Grand Caravan, 2011 Mazda Miata, 2005 Toyota Highlander, 2004 Saturn Ion, 2005 Honda Civic, 2008 Chrysler Town and Country, 2009 Hyundai Sonata GLS.
Description
SmartCharge F0Bluetooth FM Transmitter with 2 USB Charging Ports
From Roav Making the smart driving experience accessible to all
A collection of connected devices that enhances your driving experience
Created by the same team as Ankerrenowned for exceptional quality and innovation
Broadcast Your Music
Broadcast music on your mobile phone to an FM frequency for stereo sound delivered through your vehicle's speakers.
Seamless Pairing
Bluetooth 4.2 automatically connects to the last paired device and provides a stable connection for seamless hands-free calling.
Easy Set Up
Just plug in, tune your car's radio and SmartCharge F0 to the same FM frequency, and hit the road while listening to your favorite audio.
Dual USB Ports
Exclusive PowerIQ and VoltageBoost technologies provide high-speed charging from 2 ports for virtually any device.
Worry-Free Warranty
We have total confidence in our products and back them with a 12-month warranty. We will replace any defective product with a brand-new one within a 12-month time frame, no questions asked.
9. Cigarette Lighter Bluetooth FM Transmitter - Universal Wireless Car Bluetooth Adapter, Music Audio Stereo Radio Receiver w/Mic, Handsfree Calling, Siri/Google Asst, USB, Micro SD Slot - Pyle Pbt97
Feature
Cigarette lighter: The Pyle Bluetooth adapter for car is equipped w/ FM transmitter that transmits music or play radio stations W/ 4-way stereo music streaming. The frequency range is 87.5-108.0MHz & it draws power via a car's cigarette lighter30ft wireless range: The car FM transmitter is compatible w/ Bluetooth-enabled gadgets like iPhone, Android & more W/ wireless range of up to 30+ ft. Enjoy wireless music streaming & answer phone calls. Compatible w/ cars & other automotive vehicle
Hands-free call: this Bluetooth radio transmitter for car features integrated microphone W/ noise cancellation for hands-free calling mode. Transmits calls through vehicle's stereo speaker system for drivers to take incoming calls while driving safely
Siri/Google asst activation: the Bluetooth FM transmitter for car features Siri & Google asst activation W/ LCD display screen which displays the car's battery voltage, also W/ easy buttons for channel/PREV/next/bass, volume knob & answer call button
Dual USB ports: The Bluetooth transmitter for car Supports MP3 and WMA. Features 1 quick charging USB port, 1 USB port for music playback & Micro SD memory card slot that supports up to 64GB. Includes hook & loop fastener, and detachable microphone
Description
Features: portable car music transmitter 4 way stereo music streaming wireless phone call & Audio streaming transmitter automatic hands-free mode built-in FM transmitter hassle-free design & Simple plug-in operation 4 way stereo music streaming LCD backlight display screen incorporated voice microphone cable detect and display the voltage of the car battery when powered on full 206 channels optional from 87.5-108 MHz support Micro SD card & read USB disk quick Siri/Google assistant activation user-friendly switch to private call hook and loop fastener Micro SD Memory Card slot10. Nulaxy Bluetooth Car FM Transmitter Audio Adapter Receiver Wireless Handsfree Voltmeter Car Kit TF Card AUX 1.44 Display - KM18 Black Matte
Feature
1. Newer Version - If you need a Power On/Off button (as demanded by lot customers), please choose our upgrade versions: KM18 Plus/KM22/KM24; also our newer design KM20/KM21 are featured with Sleep/Wake Up function.2. BROAD COMPATIBILITY - Nulaxy KM18 car fm transmitter works with Bluetooth enabled devices, like iPhone, iPad, iPod, Tablet, Smartphones or MP3, MP4 Players via 3.5mm audio jack.
3. BIG LCD DISPLAY - Car battery voltage level will be detected and displayed on 1.44 inches LCD while the car starts; phone number for incoming calls & name of songs playing through TF Cards could be displayed as well (songs via Bluetooth will not display).
4. CRYSTAL SOUND QUALITY - Nulaxy KM18 utilized most advanced interference and noise cancellation technology, to grant most crystal sound quality. Please be noted, due to radio frequency interference and car ground loop noise, it is almost impossible for any transmitter to produce a perfect audio, but Nulaxy does one of the best work in the market.
5. WHAT IS MORE - Comes with a 5V-2.1A charging port to charge most USB devices; built-in microphone feature supports hands-free talking; support TF/MicroSD Card in FAT format up to 32G; support A2DP; support MP3/WMA format; support AUX output and input.
