CD Sound Transmitter, NFC, 2 Antennas, 80M, Receipt/Transmission Mode,

HIGH GRADE SOUND: CD level sound quality with ultra low latency output, latest ANC noise reduction and aftersound cancellation technology. Supports for apt-X HD decoding for high definition sound. DUAL STREAM SUPPORT: Connect 2 sound devices in transmit mode, or connect 2 devices simultaneously in receive mode. Control music playback with a touch of a key. DUAL MODE SWITCH: With seamless receive and transmit mode switching, this device supports SPDIF and I2S audio input output interfaces, allowing you to connect and switch between different audio sources effortlessly. MULTI FUNCTIONAL: Featuring a built in 1000mAh battery with long lasting performance, this device includes a low battery indicator and automatically enters sleep mode after 6 minutes of inactivity to conserve energy. It also has a battery guard IC for safe usage while charging. LONG DISTANCE STABLE CONNECTION: Equipped with Bypass function, NFC, and 2 antennas for more than 80M usage distance, ensuring strong stability.