Features:
1. The Bluetooth Transmitter&Receiver with a LCD display screen. You can have all the information of the wireless streaming status from a simple glance at the screen. It shows Bluetooth connection status.
2. Installed with Bluetooth 5.0 chip, new wireless music receiver has an unrivalled performance with 2 times faster transmission speed, stronger connection stability and wider signal range of 10M than the older version.
3. 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. 2 in 1 design, by using this wireless adapter, you can send and receive all of the audio freely and easily. 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. 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. Want to watch football/baseball/Boxing/Golf/NBA game late at night without waking anyone up? This is a great chose for you. 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. Built-in 300mAh battery, Up to 6 hours of battery life, Bluetooth 5.0 is more power-saving with longer service life.
8. Receiver Mode With Microphone HD Handsfree calling.

Specification:
Bluetooth version: V5.0+EDR, A2DP, HSP, AVRCP
Protocol support: UART and HCI
Bluetooth distance: 10 meters in an open space
Transmission rate: 4Mbps high speed
Sensitivity: -90dBm
Working voltage: 5V
Working current: ≤50mAH
Battery capacity: 300 mAh
Bluetooth name: (TX/RX) Wireless Music Adapter
Display size: 0.96 inches
Product color: black matte
Lens technology: PC
Product size: about 16*91*35mm
Weight: about 100g

Packing list:
1* Bluetooth adapter
1* 3.5MM audio cable
1* Charging cable
1* RCA audio cable
1* User Manual