•It's the ultimate wireless audio solution for your home entertainment setup. Whether you're streaming music on your smartphone, watching TV late at night, or playing games with friends, our versatile adapter ensures seamless audio transmission and reception •2-In-1 Audio Adapter: This adapter is both a receiver and a transmitter, allowing you to easily switch between transmitting audio from your TV, computer, or other devices to Bluetooth-compatible headphones or speakers, and receiving audio from your smartphone or tablet to play through wired speakers •Bluetooth-compatible 5.4 Connection: Experience high-quality audio transmission with minimal latency thanks to advanced Bluetooth-compatible technology. Enjoy your favorite music, movies, and games with immersive sound quality •TF Card Player: Supports cards up to 64GB (card NOT included), music formats are MP3/WMA/APE/WAV/FLAC •With built-in 200mAh battery, our adapter provides 6 hours (after full charge) of uninterrupted play time, ensuring you can enjoy your entertainment uninterrupted •Compatible with a wide range of devices, including TVs, computers, laptops, smartphones, tablets, and more. Say goodbye to tangled wires and enjoy wireless freedom from any audio source Specification: •Bluetooth-compatible version: 5.4 •Frequency: 2.4GHz-2.48GHz •Bluetooth-compatible transmission distance: ≤10m •Bluetooth-compatible reception distance: ≤10m •Charging voltage: DC 5V •Battery capacity: 200mAh •Working time: about 6 hours •Bluetooth-compatible receiving function: connect to 1 mobile phone •Bluetooth-compatible transmitting function: connect to 1 pair of Bluetooth-compatible headsets Package included: •1 x USB Bluetooth-compatible Transmitter Receiver •1 x English User Manual •1 x Charging Cable •Other things not included