Boss Audio 2-channel marine amplifier, class AB. Fully marinized with power and protection LEDs, soft turn-on circuit, thermal overload and speaker's short protection.

Specifications and Features:
2 channel
100W x 2 @ 2 Ohm max
50W x 2 @ 4 Ohm RMS
Freq resp: 12 Hz–22 kHz
THD: .05%
Signal-to-noise ratio: 95 dB
Dim: 2.75"H x 6"W x 9.88"D