output power: 42w + 42w
frequency response: 40Hz - 20kHz
fm frequency range: 88MHz to 108MHz
sensitivity: <500mv
s/n ratio:> = 60db
THD: 0.10%
separation:> = 40bd
impedance: 4 ohm
Speaker Unit: (20.32cm + 10.16cm + 5.08cm) x 2
power supply: AC 200V-240V/50Hz-60Hz
dimensions per tower: 80 x 30 x 15cm
net weight 18.5kg