Multifunctional Bluetooth Transmitter/Receiver: Cutting-Edge Technology: This 2-in-1 Bluetooth adapter utilizes the latest Bluetooth 5.3 technology for faster speeds, more stable connections, and lower latency. Transmit and Receive: Easily transmit audio from TVs, airplanes, computers, and other devices to wireless headphones or speakers, eliminating the need for wired connections. Dual Device Pairing: Connect two Bluetooth devices simultaneously, seamlessly switching audio sources or sharing music and videos with friends. Perfect for Headphones: In TX mode, connect to airplane entertainment systems or TVs and enjoy wireless audio freedom with your headphones. A 3.5mm AUX adapter is included for broader compatibility. Wide Compatibility: Compatible with AirPods, headphones, speakers, fitness equipment, smartphones, gaming devices (PSP, Nintendo Switch), cars, and more. Long Battery Life: Enjoy up to 16 hours of use in TX mode and up to 13 hours in RX mode, minimizing the need for frequent charging. Fast USB-C Charging