Podium Pro Audio PP807A1 Bluetooth 8-Inch 400 Watts USB SD MP3 Active Speaker 8'' Woofer - Power Output: 200 Watts RMS, 400 Watts Max - Sensitivity is 110dB - Frequency Response is 30-20,000 Hz Built In MP3 Player with USB Drive or SD Card Inputs, Remote Control and Several Control Options Class D Amplifier - Bluetooth Wireless Capability - 3 band EQ adjusts frequencies by + or - 12dB 1/4" Jack Input and Control for a Mic1, Mic 2, and Line in - RCA and 3.5mm MP3 Inputs - 1/4" Jack Line Level Output for Additional Powered Speakers Master volume control, Bass and Treble Control Knobs - Angled, Rugged, Lightweight ABS Plastic Cabinet with Rubber Feet - Pole mount with knob adjustment for different size stands - Height 16.5" x Width 10.75" x Depth 10.5" - Weight 22 pounds