MB Quart DA2-520.4D Discus 4-channel amplifier — 90 watts RMS x 4 iDatastart antenna built-in Bluetooth LE technology for

built-in Bluetooth LE technology for wireless operations

the speakers are equipped with a Flax sandwich membrane in flax fiber

RGB button illumination Steering Wheel Control (SWC)

waterproof CMOS color backup camera

top-mount depth: 5-3/8"

MB Quart DA2-520.4D Discus 4-channel amplifier — 90 watts RMS x 4 iDatastart antenna built-in Bluetooth LE technology forProduct info: 2 channel amplifier 150 watts x 2 at 4 ohms 250 watts x 2 at 2 ohms 500 watts x 1 bridged at 4 ohms variable high pass filter: 15 300 Hz, 12 dB octave variable low pass filter: 50 300 Hz, 12 dB octave More info: IP67 rated waterproof fully coated internal components and circuit board RCA inputs handle up to 9V (20 watts) wiring, fuse, and hardware not included with amplifier 4 gauge amp wiring kit with fuse or 4 gauge power and ground