1. This is an audio device that integrates audio decoding, Bluetooth reception, and Bluetooth transmission. 2. Bluetooth version: 5.0 3. Support Bluetooth protocol: A2DP/AVCDP 4. Interface: RCA/AUX/USB 5. Reception mode: - Receive Bluetooth audio signal, output audio by RCA/AUX - Play audio files in the U disk, output audio by RCA/AUX 6. Transmission mode: - The audio input by RCA/AUX is transmitted wirelessly to bluetooth russian headphones/Bluetooth speakers and other devices through Bluetooth - The audio in the U disk is decoded and transmitted wirelessly to bluetooth headphones and bluetooth speakers and other devices through Bluetooth
