The BJW-2118PBT is an amplified, portable loudspeaker with built in audio playback function and PA capabilities. This unit has USB, SD Card input, Analog RCA Audio-XLR-1/4” line in, Dual ¼” Microphone and Dual XLR inputs as well as Bluetooth connectivity for wireless music streaming. The system is expandable via its XLR and ¼” Stereo out and 8 ohm Speakon connections for passive satellite monitors. Sound is reproduced via its dual 15” Subwoofer driver and Titanium domed tweeter matched to the pre molded horn of the cabinet producing a total of 3900W. Sound Frequency can be fine tuned via its built in 7 band graphic EQ. This unit boasts modern styling with LED illuminated subwoofers and aggressive metal mesh grill guards.