The Skar Audio SK-M4004D full-range, Class D, four-channel amplifier is part of the new mini amplifier series product lineup from Skar Audio. The SK-M4004D was engineered to be compact, but provide the power and reliability expected out of larger amplifiers. Featuring a high-speed MOSFET power supply, and an efficient Class D design, this amplifier is powerful, reliable, and extremely versatile.

The SK-M4004D makes for a great amplifier in applications where space is limited but power cannot be sacrificed. This four-channel amplifier also features high-level input connections for installations that lack an RCA connection. Additionally, it includes an adapter harness for the speaker outputs, allowing for easier installation.