Multi-function Audio Adapter UGREEN Bluetooth 5.0 Transmitter Receiver allows you to take advantage of cutting edge Bluetooth 5.0 technology to stream all your favorite music from any cellphone, tablet, laptop or desktop to your favorite sound system you already own. The UGREEN Bluetooth adapter can also be used to connect Bluetooth speakers or headphones to your existing TV. This means you don’t need to buy another TV just to be able to enjoy the wireless freedom of Bluetooth 3-In-1 UGREEN Bluetooth Audio Adapter is a Bluetooth audio transmitter (TX mode), which transmits music/sound from TV, PC to Bluetooth headset or Bluetooth speaker; it is also a Bluetooth audio receiver (RX mode), which can receive from your mobile phone or tablet sounds, and reproduce them on your speakers or wireless amplifier; it also has a direct connection method (Bypass), which can transfer optical/USB audio to AUX devices. Extended Long Range Longer range means stronger connection, audio won’t cut in / out easily. The long-distance test of UGREEN Bluetooth adapter can achieve a range of up to 100 meters. You can still enjoy the security of putting your phone in your pocket while listening, and enjoy true wireless freedom. Please note that the scope of work may be affected by many factors. Low Latency Supports SBC/aptX/aptX LL/aptX HD multiple decoding methods, aptX low latency allows you to experience no lip sync delay, no matter what you watch, you can ensure the perfect synchronization of visual and audio. It is worth noting that your device also needs to support AptX Low Latency, otherwise you may experience a delay of 70 to 220ms. Wide Compatibility Supports digital OPTICAL/AUX audio output making it compatible with most of devices. 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 iPhone, iPad or Android via Bluetooth and stream audio into any wired speaker system.