► aptX Adaptive & LL & HD ↔ Equipped with enhanced Bluetooth 5.2 chipset and aptX Adaptive Bluetooth encoding technology, this Bluetooth transmitter receiver can provide stable audio and CD quality, allowing you to experience true HD audio. With low latency function, you can watch video while watching movies without delay. Warm prompt: Low Latency requires Bluetooth headphones or speakers supported. | ► 2-In-1 Design ↔ The bluetooth adapter combines bluetooth audio transmitter and receiver in one with an 3.5 mm Aux jack. bluetooth connection is more stable and wireless range is more than 394inch. Easy to pair and compatible with 99.9% bluetooth devices. Updated Bluetooth 5.2 ensures strong signal transmission, high sound quality, less crackling, hissing or sound deterioration. | ► Dual Connection ↔ When used as a bluetooth transmitter, it can be paired to two bluetooth receivers such as headphones or speakers simultaneously. When working as a bluetooth receiver, it can still be paired to two smartphones or tablets, but the receiver can only receive the audio from one of the two paired devices. Please note that it only supports the codec of SBC when paired with two devices simultaneously. | ►Wider Compatibility ↔ As a Bluetooth Audio Transmitter (TX Mode), it can help transmitting stereo audio wirelessly from your non-bluetooth audio sources such as TV,eBook reader to your bluetooth-enabled headphones, speaker or receiver through 3.5mm jack input port. As bluetooth Audio Receiver (RX Mode),it is ideal for home or vehicle music streaming sound system. Enjoy HIFI CD-like audio freely. | ► Long Using Time ↔ The charging time of this bluetooth 5.2 transmitter receiver is about 2 hours, RX service time could be at least 20H, TX service time could be 12hours. The bluetooth adapter can be used while charging, which is very convenient.