KEF KASA500 Amplifier for In-Wall Subwoofer

KEF KASA500 Speaker Amplifier KASA500 is a powerful Class-D Dual 250WPC amplifier. This DSP controlled system amplifier is optimized to deliver thunderous bass from KEF Ci subwoofers. With both line and speaker level inputs and DSP configurable pass-through with optional high pass filters - the KASA500 is versatile and can be deployed in limitless system configurations. Features Amplifier Power: 2 x 250 watts at 4 ohms Bridge: 1 x 500 watts at 8 ohms Crossover Frequency: 40 to 140Hz or software bypass Inputs: Selectable stereo RCA line level or mono LFE RCA level 12-Volt Trigger Input Voltage: 8 to 14 volt DC at 1.5mA max Specs COLOUR Black CROSSOVER FREQUENCIES 40 - 140Hz or software bypass INPUTS Selectable stereo RCA line level, or mono LFE RCA level; Stereo speaker level 12 VOLT TRIGGER INPUT VOLTAGE 8 to 14 Volt DC @ 1.5mA max 5 1/8" diameter female plug (tip positive or tip negative) RECOMMENDED AMPLIFIER POWER (<1% THD) 2 x 250 watts 4 ohms; Bridge 1 x 500 watts