BLUETOOTH CONNECTIVITY: The sound amplifying mixer device is equipped w/ Bluetooth wireless music streaming. 5 INPUTS: This personal digital amp box supports various external sources. Features 1 RCA audio input for tuner, CD player, tape deck, 2 1/4" microphone IN, USB, SD card slot (CARD NOT INCLUDED,UP TO 64G) & Bluetooth/FM radio antenna to improve FM sensitivity & bluetooth distance.
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