1、2 in 1 Transceiver Mode: Using the upgraded BT 5.0 technology, the data transmission speed is twice that of BT 4.2, and the connection is more stable. And supports U disk playback. 2、Low Latency: The low latency of high fidelity stereo, there is no delay in content transmission in transmitter mode. Support NFC function, connect to BT when the mobile phone is close (the mobile phone needs to have this function). 3、BT Function: As a BT transmitter, it turns non BT TVs, PCs, laptops, tablets, etc. into BT functions. Let you enjoy the wireless technology life. 4、Wireless Roaming: The new BT wireless connection keeps your old stereo or wired earphones alive, paired with a smartphone or tablet, up to 49 feet away, and you can enjoy great music without wired. 5、Wide Compatibility: This receiver transmitter can be widely used in your computer, laptop, home stereo system, earphone, smart phone, Mp3 player. Comes with 3.5 mm cable and 3.5 mm to 2RCA cable, CD player, etc. Item Type: BT Adapter Material: ABS Colour: Black BT: 5.0, Name: D10 Interface: Stereo Analog + AUX3.5mm Impedance: 75 Ohm Support: A2DP/AVRCP Frequency Range: 10Hz-20KHz Signal to Noise Ratio: >100dB Distortion + Noise: <0.02% Application: It Can Be Widely Used in Your Computer, Notebook Computer, Home Stereo System, Earphone, Smart Phone, Mp3 Player, and Supports U Disk Playback. Comes with 3.5mm Cable and 3.5mm to 2RCA Cable 1 x BT Adapter 1 x Micro USB Power Supply Line 1 x 3.5mm Cable 1 x 3.5mm to RCA Cable