JL Audio MX500/4 4-channel Class D Full Range Amplifier

4-channel amplifier
90 watts RMS x 4 at 4 ohms (125 watts RMS x 4 at 2 ohms)
250 watts RMS x 2 bridged at 4 ohms (4-ohm stable bridged)
Variable low- and high-pass filters (35-300 Hz, 12 dB/octave)
Class D amplifier design with NextD? switching amp technology
IPX6 water-resistance rating
Vorrosion-resistant cast aluminum chassis
9-3/8"W x 1-13/16"H x 4-9/16"D