Features:1.Using Bluetooth-Compatible 5.0 chip design, compatibility and stability are stronger.2.Three-in-one design of BT single receiving, BT single transmitting and FM transmitting.3.Equipped with a high-definition LED digital display, the working status and BT mode are clearly visible.4.Built-in digital to analog chip, support digital optical fiber, coaxial, AUX, RCA interface.5.Support USB U disk, TF card playback and launch.6.Support FM transmission, and the frequency can be adjusted from 87.5108.7.Support 58 meters infrared remote control, all kinds of functions are readily available.8.Built-in high-definition microphone, support wireless listening to songs, hands-free calling, and navigation.9.The product connection is simple, without any cumbersome driving and downloading APP;Notice:Actual color may be slightly different from the image due to different display and light effect.Please allow 1-3cm deviation due to manual measurement.Description:Bluetooth-Compatible version: V5.0Supported protocols: AVRC, A2DPWorking frequency band: 2.402GHz -2.480GHzPower class: Power class 2 Class IISensitivity: -85dBmSignal-to-noise ratio: 90dBDistortion: 0.1Interface type: as followsInput: 3.5mm, AUXRCAOpticalCoaxialUSBTFOutput: 3.5mm, AUXRCAScreen size: 36*8MMWorking current: Built-in battery: 3.7V/500mAhCharging current: about 400mACharging time: about 2 hoursCharging method: Micro USB 5V/0.5AProduct size: 92*65*20mmRemote Control: battery includedPackage List:1 set of Transmitter