The Alpine KTP-445A Head Unit Power Pack is an easy-to-install power upgrade amplifier that allows you to add higher output and more dynamic response to your Alpine head unit. The KTP-445A amplifies your Alpine head unit’s power output, resulting in a 150% power increase over the original power from the head unit’s built-in amplifier.
Compact 4-channel amplifier — 45 watts RMS x 4
4 CHANNEL 400W MICRO AMPLIFIER 50W RMS X 4
520 Watts Max Power Automatic signal sensing and Turn-ON Variable high pass filter Speaker level inputs
Kenwood X302-4 Class D Monoblock Power Amplifier
Compact, yet powerful, 4 Channel D Class Amplifier
FOCAL IMPULSE 4.320 Plug & Play 4 Channel Amplifier