Multifunctional Bluetooth Transmitter and Receiver: Use this two-in-one transmitter/receiver device to convert your home wired device into a Bluetooth device. The Bluetooth transmitter receiver is equipped with optical/3.5mm AUX/3.5mm to , Bluetooth can be enabled for almost any audio device in the home. Ultra-stable Connection: Our Bluetooth audio adapter is equipped with Bluetooth 5.0 chip, stable pairing, fast transmission speed, and wide signal range (33 feet). With Bluetooth antenna, sound transmission is more stable, no noise, more synchronization/low latency. Wireless Music Streaming: stereo streaming music to non-Bluetooth headphones and speakers. Immersive watching dramas and games, without disturbing the family, high-definition stereo sound quality, excellent experience. Bluetooth launch mode, support 3.5mm/digital optical/coaxial/3.5mm input, compatible with most devices. Automatic Connection: The Bluetooth receiver automatically connect to the last paired Bluetooth device