Sony XMS400D Compact 4-channel car amplifier — 45 watts RMS x 4 AudioControl It's the ultimate acoustic upgrade

It's the ultimate acoustic upgrade for riders who refuse to settle for anything less than sonic perfection

Customizable display

making this an ideal upgrade for Harley-Davidson® audio systems

The EDR970X PLUS II wakes up on impact then goes back to standby mode after 1 min recording (buffered recording not supported)

Sony XMS400D Compact 4-channel car amplifier — 45 watts RMS x 4 AudioControl It's the ultimate acoustic upgradeSeriously small amp. Sony knows that many vehicles just don't have space for a big amplifier, so they've created the XMS400D 4 channel amp. This tiny powerhouse will blow your mind blasting your front and rear speakers with 45 watts RMS each from a chassis that's the size of a big candy bar. High and low pass filters. Product info: 4 channel car amplifier 45 watts RMS x 4 at 4 ohms (non bridgeable, only works with 4 to 8 ohm speakers) CEA 2006