UNIVERSAL COMPATIBILITY & WORRY-FREE MONEY-BACK GUARANTEE: Guanda’s Bluetooth car adapter can accept 4 different audio inputs: Bluetooth; U Disk (≤32G); AUX Port for both input and output; or TF Card (≤32G). The Bluetooth wireless car radio adapter is compatible with Samsung, LG, Sony, iPhone (including X, XS, 11 Pro Max), Android, iPod, and more. | OPTIMAL FOR CAR STEREOS: This FM transmitter Bluetooth car kit can broadcast music on your mobile device to an FM frequency for stereo sound delivered through your vehicle's speaker. The Bluetooth car radio kit plays high-quality MP3, WMA, or FLAC files for you to listen to 5 EQ music modes. | RELIABLE & UL APPROVED: This Bluetooth FM transmitter for car streams straight from your phone to your car’s sound system using anti-interference, noise canceling CVC technology. The car Bluetooth transmitter makes you get the best stable radio signal and a reliable connection. Bluetooth 4.2 provides echo-cancellation to reduce background noise for clearer calls. | LARGE LCD DISPLAY: Designed to have a brighter and clearer display, a 1.8 inches color display and a 360° flexible hose, this FM transmitter Bluetooth for car offers you the best viewing experience. See phone calls, select songs, view your car battery voltage, pick a radio frequency, and toggle connected devices all from one screen. | FAST CHARGING: Both driver and passenger get simultaneous high-speed charging using dual USB ports. With QC3.0 and 5V/2.4A USB ports on Guanda Bluetooth car charger adapter, so you can get your devices fully charged in no time. The power of audio wireless car kit comes from the cigarette lighter so it is suitable for most cars.

Dual Microphones & Hands-Free Calling: This Bluetooth Car Adapter utilizes dual microphone, greatly pick up voices from all direction while driving benefited from superior sound reception and noise suppression (CVC) technology effectively reduce road and wind noises. The hands-free car kit make your driving more smarter and safer. | Hi-Fi & 1-Key Bass Booster: The FM Transmitter Bluetooth 5.0 with DSP technology could deliver 2x steadier transmission speed without distortion for Hi-Fi stereo music. Music Player FM Transmitter with a 1-key enhance Bass button, you can select your favorite mode between Hi-Fi or deep bass mode by pressing the button "B". | QC 3.0 & PD 20W Quick Charging: FM transmitter for car Coming with 2 USB ports(QC3.0 and PD 20W), You can charge two devices simultaneously. The PD Port up to 20W output, compatibility with lastest iphone, ipad, cellphones, tablets etc. | 7 Colored LED Strip & Music Play Modes: FM Transmitter Bluetooth car adapter supports 7 colors LED backlight, including red / green / blue / yello / purple / cyan / silver white, will give you a visually stunning display of colors, which is a nice way to match the colors already in the car. You can stream music on your car stereo via Bluetooth/ USB Disk (≤32GB) / microSD Card (≤32GB). | LED Voltmeter Display & Voice Assistant: The FM transmitter will display car’s voltage when plugged into the cigarette lighter. Keep abreast of car battery health at all times to avoid problems when driving. Also it support active Siri, Google Assistant or Samsung Bixby to make phone calls.

Advanced Bluetooth 5.3 Technology: RM170 FM transmitter built-in advanced Bluetooth 5.3 chip provides a more faster pairing with compatible devices and stable connection, built-in microphone supporting smart voice navigation, hands-free calling & MP3 player from your phone. | Super Fast Dual Charging: RM170 Bluetooth transmitter provides 2 of 20W PD ports for fast charge, this car transmitter can charge two devices at the same time, output 5V 3A/9V 2.22A/12V 1.67A max, compatible with Samsung, iPhone, Google, smartwatches or tablets from 0 to 50% half an hour. | Hi-Fi Music: RM170 Bluetooth car adapter Bluetooth 5.3 provides stable connection, without distorted for Hi-Fi stereo music via Bluetooth. This Bluetooth car adapter allows you to stream lossless music from any Bluetooth-enabled device. | Wider Wireless Reciever Range: RM170 wireless FM transmitter radio reciever provides wider range from 87.5MHz to 108 MHz, you can get more stable and consequent music experience without interference. This Bluetooth car adapter fits most devices that support Bluetooth function, and all vehicle type including car, van and truck(12-24V). | Hands-Free Calling: Built-in microphones supporting smart voice navigation, one key release your hands, answer and reject calls during driving, and noise suppression (CVC) tech can greatly pick up your voice during driving, and effectively reduce noise, let you achieve a satisfactory handsfree call experience. | Intelligent: Auto-connect, our Bluetooth adapter can auto-connect the last connected phone when turned on next time, and activate phone voice control like Siri, Bixby, Google Assistant, etc. | Charge Protection: Display car voltage while plug in. Built-in over-current protection, over-voltage protection, short circuit protection, intelligent temperature control, effectively prevents multiple problems. | LED Backlight: RM170 car transmitter provides 9 light color modes: Rainbow, Breathing rainbow, Red, Green, Blue, Yellow, Purple, Cyan, White, light switch design of the outer circle creates new atmosphere to the car interior space. At the same time, the lighting design is also for you to drive more safely at night. | Quality: RM170 Bluetooth car transmitter transmit the music/navigation of your Bluetooth enabled phone to car stereo via FM signal, this transmitter allows you to use voice navigation, hands-free phone, enjoy high-quality music, charge quickly and have a beautiful journey while driving. | Service: Our professional after-sales customer service will answer your questions online 24 hours a day. If you do not understand the goods, please contact us at the first time. We will patiently help you solve the problems and let you have a happy and satisfied shopping.