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.

With FM signal, it can play music from your Bluetooth-enabled devices to car stereo system.Also support play music from TF card,USB flash disk(Both<=32GB).Easy to switch between Bluetooth, TF card, USB disk mode with long press [ >>I ] key.The priority play sequence is Bluetooth > TF card > USB.Connect bluetooth:1.Power on the device and has voice prompts: Bluetooth is ready to pair.2.Turn on cellphone or other bluetooth device and search HY82 in bluetooth column.3.There has a voice prompts after connected:Bluetooth connected successfully.Bluetooth Version 5.0, Can connect with bluetooth version 5.0 or below version.1.Answer Call:Press the Answer key to answer.2.Reject Call:Press the Answer key and hold it for 3 seconds to reject.3.Hang up: While in the calling or dialing state, press Answer key to hold this call.4.Recall:Press twice to recall the number that called in/out last time.Clear Sound:Easily make crystal clear hands-free calls or listen music with CVC noise cancellation technology.Universal Compatibility:Bluetooth Transmitter perfectly works with iPhone, iPad, Samsung Galaxy,Google Pixel and other Bluetooth enabled devices such as MP3,MP4 Player.Plug the FM transmitter to car outlet lighter socket.Turn on the car radio, choose a station, and make sure the station is clean to avoid interference by local radio signal.Hold the fm transmitter answer key until the LED display flashing.Rotation the answer knob to adjust the same channel with car radio FM channel.Press the answer key to fix the channel. Please google blank or try different channels to achieve the best enjoy.The 3.1A USB charging port provides fast charging speed;can charge for ipad, big screen cellphone etc.Another 1.0A designed to charge and read USB flash drive. Please use pure charge line when use this one charging.For 12V car, voltage display of car battery under 11.5V or higher than 14.9V means car battery issue.For 24V car,voltage display of car battery under 23.1V or higher than 27.3V means car battery issue.