Size 20 cm Maximum power 170 W Continuous power output 50 W Frequency response DEEP Bass Mode: 20 – 200 Hz NATURAL Bass Mode: 40 – 200 Hz DYNAMIC Bass Mode: 40 – 160 Hz Sensitivity DEEP Bass Mode: 95 dB NATURAL Bass Mode: 98 dB DYNAMIC Bass Mode: 100 dB Woofer material Aluminium Surround Urethane Voice Coil type Copper Round Wire 4-Layer Voice Coil bobbin type Glass Imide Magnets Strontium Weight 3,1 kg Dimensions (W x H x D) 280 x 200 x 70