... dj black speaker with ball led usb/sd/fm with USB/SD/FMwith karaoke function/two wireless microphonewith ... speaker with ball led usb/sd/fm Speaker, Mini Speaker, 2.1 Computer Speaker, Audio, Home Theater Speaker, Home Speaker, Subwoofer, MP3 Speaker, Multimedia Speaker, Speaker ... top OPERATION: Connect the passive speaker with a good quality speaker cable to the speaker output connector (21) WARNING: ...