Two-way active speaker, 15'' woofer, class B, bi-amplification, 300 watts (260 + 40) - Woofer: 15'', 50 oz magnet, 2.5'' voice coil - Tweeter: 1'' titanium diaphragm driver, 8 ohms - Frequency response: 30 Hz - 20 KHz - Sensitivity: 98 dB +/- 2 dB - Impedance: 4 ohms - Sound pressure level: 100 dB - MP3 player: With USB input, SD card input and Bluetooth receiver - Inputs: XLR and phone jack (microphone), XLR, phono input and auxiliary input (line), USB, SD card and Bluetooth - Mix out output: XLR - Controls: Microphone volume, line volume, USB / SD / Bluetooth / radio, volume, treble, bass - Fixation: Speaker base or standard 35 mm (1.37'') speaker stand - Included: Remote control - Radio: FM radio with memory presets - Weight: 13 kg (28.66 lb) - Dimensions: 69 x 43 x 36 cm (27.2 x 16.9 x 14.2'') - Colour: Black