JL Audio M200/2: 2 Ch. Class D Full-Range Marine Amplifier 200 W2-Channel Class D Marine Full-Range Amplifier, 100 W x 2 @ 2 Ω / 75 W x 2 @ 4 Ω - 14.4V This is an OEM replacement amplifier for the M200/2 Marine amplifier. This tiny amplifier packs a serious full-range punch, delivering a staggering 100 watts per channel into 2 Ω (14.4V, 1% THD). The breakthrough that makes this much power possible in such a small chassis is our NexD™ ultra-high-speed switching design, which allows for full bandwidth Class D operation with extremely low distortion and outstanding efficiency.
eBay