Driver complement:
Acoustimass bass module: Two 12" (30cm) low frequency drivers

Specifications:
Nominal impedance: 4 Ohms
Power handling: 400 Watts RMS
Sensitivity: 98dB SPL (1W, 1metre) 
Filter: 180Hz low pass
Dimensions: 810 x 580 x 410mm
Weight: 52kg

• Automatic protection circuitry
• built in passive crossover
• can be used passive with 802 or 402
• can be used active with 802C controller