KEF PSW3000 kersen

Subwoofer

Design 
Bass reflex, downward firing

Drive unit 
LF: 250 mm long-throw

Frequency response at 15° 
horizontally off axis ±3 dB 
30 Hz – 140 Hz 

LF Corner -6 dB 
28 Hz 

Amplifier requirements 
300 W built in 

Sensitivity (2.83V/1m) 
Active system 

Maximum output 
110 dB 

Impedance 
Active system