Full range POWERED plastic speaker with a 15 inch woofer and titanium horn driver, plus Bluetooth and remote. Female XLR and 1/4 inch mic inputs with level knob. RCA line input with volume control knob. Power rating: 200 Watts RMS, 400 Watts peak. 1/4 inch line out and Speakon 8 ohm powered out to power another speaker. Master volume, bass and treble knobs on rear. Balance L/R knob. Frequency response 40-18KHz. Sensitivity 110dB (1W/1m). 1.75 inch voice coil. Bluetooth controls, AM/FM radio, MP3 player, SD card reader and USB reader. Unit size 28 x 17 x 14, weight 48 Lbs.