-Bluetooth 5.3 chip design, compatibility and stability is stronger. -Bluetooth receiver (RX), Bluetooth transmitter (TX) two-in-one design. -Receive mode upgrade one tow two, can connect two mobile phones at the same time to listen to songs. -Equipped with high-definition LED digital display screen, full-screen display of the working status and Bluetooth mode is clearly visible. -Built-in digital signal to analogue chip, support digital optical, coaxial, AUX, RCA interface.
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