3 In 1 Bluetooth Receiver Transmitter: adopts Bluetooth 5.1 chip design, Bluetooth receiver (RX), Bluetooth transmitter (TX), and call are integrated three-in-one design, with stronger compatibility and stability, built-in high-definition microphone, support wireless listening to music, Hands-free call and navigation. | Simple Operation: product connection is simple, without any driver and cumbersome downloading APP, plug and play, win7/8/10 system, no driver, plug and play, easy to connect to Bluetooth speakers/headphones, support TV launch mode, solve TV Cannot connect to the Bluetooth headset. | Remote Bluetooth: Equipped with the highest Bluetooth range, the bluetooth receiver transmitter and the running Bluetooth version 5.0 ensures the transmitter provides stable & reliable connectivity up to 10-15m. Need to start making dinner No problem, do what you need to do without worrying about the audio cutting out. | Rechargeable Battery: Built-in 150mAh rechargeable battery, long battery life, cool indicator light, red/blue color, free switching of transmit/receive mode, equipped with AUX car Bluetooth speaker, you can enjoy mobile music, voice navigation and broadcast. | Wide Compatibility: The Bluetooth Receiver Transmitter in Transmitter (TX) mode works with any TV that has an audio output port, and it can be paired with any headphone/speaker that's Bluetooth enabled. In Receiver (RX) mode, it can receive wireless audio signals from your smartphone, tablet via Bluetooth and stream audio into any bluetooth speaker system. | Connector type: USB 3.0