3in1 With Transmitter /Receiver /Bypass In TX mode our Blutooth audio adapter can retrofit nonBluetoothdevices such as PC/TV with Bluetooth and send audio stream to Bluetooth speakers/ headphones. In RX mode the Bluetooth receiver is connected to wired stereo system and then supplied with music via smartphone. In bypass mode our Bluetooth adapter will help you upgrade your old TV you can enjoy TV/PC + headphones/ speakers by attaching optical/ 3.5mm AUX/ 3.5mm AUX to RCA cables.Suport 2 Devices Without Disturbing Others In TX mode Ainostone Bluetooth transmitter receiver for TV can be paired and used simultaneously with two Bluetooth headphones or speakers which allow you immerse yourself in music or movies with your partner at nht without disturbing your kids or nehbors. If you adjust the volume the volume of both devices is adjusted simultaneously. If you are hearing impaired our Bluetooth 5.0 Audio Transmitter Receiver is also perfect matched.Long Range Thanks To External Antenna Ainostone Bluetooth Transmitter Receiver has a precision tuned antenna to ensure secure stronger radio connection. You can pair the Bluetooth audio transmitter with headphone and play music on mobilephone go around the house without missing anything. The Bluetooth TV Adapter is equiped with an on/off button to avoid always unplug the plug. Note No battery! The Bluetooth receiver must be connected via USB cable included to power source excluded.1.8Inch LCD Display Volume Control Ainostone Bluetooth transmitter receiver offers you a transparent way to pair wireless devices. The LCD display clearly tells you what is happening and which devices are connected. You can connect with Bluetooth headphones speakers home stereo mp3 player freely. Farewell to the blind ! You can adjust volume switch devices play/pause by using corresponding buttons/rotary knob. The adapter automatically repairs with recently connected device.Wide Compatibility Through Optical/3.5mm Aux/RCA Cable Ainostone Bluetooth 5.0 transmitter is easy to set up Power on by typeC cable to power source. Select mode between TX/RX/Bypass. Connect to your devices. The low latency Bluetooth TV adapter comes with all possible cables to offer maximum connection flexibility with TV PC laptop earbuds computer CD etc. If you connect the Bluetooth optical adapter to TV please set PCM Audio on TV. Used for home audio home gym home theater.