<p>Bluetooth receiver transmitter: wireless life is more exciting, without loss of sound quality all the way to listen</p> <p>Bluetooth transmission mode (TX): Convert wired audio into Bluetooth signal, and transmit it to Bluetooth device for output</p> <p>Bluetooth Receive Mode (RX): Receive Bluetooth signal and transmit it to wired audio through Bluetooth connection</p> <p>Turn into a Bluetooth TV: Connect to the TV's 3.5mm audio interface, and transmit the sound to the headset via Bluetooth, so you are not afraid to disturb your family when watching late night . PS: Use in TX mode (TX)</p> <p>Turn into a Bluetooth speaker: Connect to a 3.5mm audio port, and the speaker without Bluetooth function can also be played wirelessly. PS: Use in transmit mode (TX)</p> <p>Fully once and used for 4 hours: built-in rechargeable lithium battery, once, can be used for 4 hours continuously when the battery is low, convenient and worry-free</p> <p>Enjoy freedom 10m transmission: 10m long-distance transmission is continuously connected, and you can listen to the freedom in the corner</p> <p>Product name: Bluetooth audio receiving and transmitting combo</p> <p>Battery capacity: 140Amh</p> <p>Bluetooth version: V5.0</p> <p>Life time: 4H</p> <p>Bluetooth distance: less than or equal to 10M (open place)</p> <p>Charging : Micro-USB 5V\/0.5A</p> <p>Output connection mode: 3.5MM interface</p> <p>Input connection mode: 3.5MM interface</p> <p>for: Android, IOS system mobile phone and PAD, and all Bluetooth audio equipment, audio equipment with audio input interface</p> <p>colour: black</p> <p>Material: ABS</p> <p>size: 59.5x22x12mm</p> <p>Package Contents:</p> <p>1 x Bluetooth receiver transmitter</p> <p>1 x charging cable</p> <p>1 x 3.5mm audio head</p> <p>Only the above package content, other products are not included.</p> <p>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.</p>