Want a simple way to kick up the power of your Alpine receiver? Alpine's "Power Pack" amplifier increases your Alpine receiver's power output to 45 watts RMS power by 4 channels — plenty of power to drive high-performance speakers or keep up with a big subwoofer amplifier.
 
Product highlights:
compact Class D amplifier for Alpine in-dash receivers
4-channel amplifier
45 watts RMS x 4 at 2 to 4 ohms (CEA-2006 compliant)
fuse: 15A
dimensions: 7-7/8"W x 1-1/2"H x 2-9/16"D
warranty: 1 year