Working frequency: 28k Hz to 31 kHz
Power input: 100 V to 240 V and 50hz/60/Hz 1.2A(max)
Output power: 3 W to 20 W
Dimensions 196 mm X134 mm X80 mm
Working frequency: 28k Hz to 31 kHz
Power input: 100 V to 240 V and 50hz/60/Hz 1.2A(max)
Output power: 3 W to 20 W
Dimensions 196 mm X134 mm X80 mm