Description 300 WATTS TWO-WAY COAXIAL SPEAKER SYSTEM Size (in.) 15.0 Material POLYCARBONATE Standard Impedance (Ohm) 8 Ohm Power RMS (Watts) 200 Power Program (Watts) 400 Sensitivity 1w/1m (dB) 98 Frequency Range (Hz) 45-18000 Active/Passive Passive Net Weight (kg) 21.0 Gross Weight (kg) 25.1 Pieces per carton 1 Volume (cuft) 3.67 Dimensions (cm) 67,3x45x34,3