1.HD LCD Screen Display: The Bluetooth Transmitter&Receiver with an LCD display screen. You can have all the information about the wireless streaming status from a simple glance at the screen. It shows Bluetooth connection status. 2.Bluetooth 5.0 Audio Adapter: Installed with Bluetooth 5. 0 chip, This wireless music receiver has an unrivaled performance with 2 times faster transmission speed, stronger connection stability, and signal range of 10M than the older version. 3.Wide Range of Applications: This audio Bluetooth adapter support 3.5mm aux audio, and also compatible with all smartphones, Bluetooth audio devices (Bluetooth headphones, Bluetooth speakers, and much more). 4.Tansmitter &Receiver Mode: 2in1 design, by using this wireless adapter, you can send and receive all of the audio freely and easily. The transmitter enables your TV, AV Receiver, Radio, and other home audio source devices to stream music to your Bluetooth headphones or speakers; Receiver lets non-Bluetooth devices like your home stereo or AV Receiver and wirelessly stream music from your cellphone/PC. 5.High Quality Sound: A2DP support voice prompts, gets high-quality audio sound, offers you 30 feet operation range with good performance, gives you a good experience when answering the phone, or watching late-night shows. In order to get clear sound, we recommend NOT using the 3.5mm Bluetooth transmitter-receiver while charging. 6.Wireless Function: Want to watch football/baseball / Boxing / Golf game late at night without waking anyone up? This is a great choice . Bluetooth transmitter function wirelessly streams audio to Bluetooth speakers or headphones from your TV or older media devices like portable CD players that lack built-in Bluetooth. 7.WITH MIC: Receiver Mode With Microphone HD Handsfree calling. Supporting protocols: V5.0 ,A2DP,,AVRCP Receiving working current: less than equal 43MA Transmit working current: less than equal 60MA Standby current: Less than 18MA Bluetooth distance: 10M (empty place) TX mode connection: 3.5MM stereo interface/USB stereo interface RX mode connection: 3.5MM stereo interface RX Mode With Mic:Support hand-frees Calling Compatible: Android, IOS system phone and PAD, and all Bluetooth audio devices, audio devices with audio input Material:ABS colour:black Package Contents: 1 x Bluetooth Receiver 1 x Cable line 1 x ENGLISH Instruction Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.