Optical/AUX dual connection It supports optical fiber interface and 3.5mm AUX interface, which can be connected to the smart TV computer walkman audio system to realize wireless transmission with the Bluetooth headset. The Bluetooth adapter is connected to the TV output port to send the Bluetooth signal to the Bluetooth headset. Enjoy watching football games, playing video games, and watching movies without disturbing your family. Wireless high-definition voice transmission, enjoy the world of entertainment. The Bluetooth adapter supports simultaneous connection of two Bluetooth headsets or two Bluetooth speakers in transmitting mode. Insert the TX16 into the audio input port of the audio system, and connect the mobile phone to the TX16 adapter via Bluetooth to change the Bluetooth audio system to wirelessly control the audio, listen to songs, watch movies, and enjoy shocking sound quality. Using CSR main control chip, the audio signal can be transmitted without distortion and the sound quality can reach the Hi-Fi standard. Good hardware is only for the sound quality of the heart.