350 Watts continuous, 700 Watts program four 10'' (254mm) Sheffield® speakers one phenolic dome tweeter with L-pad and protection circuitry frequency response: 30Hz to 15kHz front ported Dimensions (HxWxD): 28.25" (717.5 mm) x 24.75" (628 mm) x 19.437" (494 mm) Weight: 102.5 lbs (46.6 kg)