KEF PSW 4000 kersen

KEF PSW 4000

Subwoofer

Design
Bass reflex, downward firing

Drive unit
LF: 300 mm long-throw

Frequency response at 15°
horizontally off axis ±3 dB
25 Hz – 250 Hz

LF Corner -6 dB
22 Hz

Amplifier requirements
500 W built in

Sensitivity (2.83V/1m)
Active system

Maximum output
113 dB

Impedance
Active system