DD AUDIO SX4.1000 Marine

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4 channel amplifier
High Level Entries
4 x 250 W / 2 x 500 W
IPX67 rating (moisture, splash and dust resistant)

Features :
High level inputs
12 dB/Oct Xovers high-pass/low-pass
Robust DD aluminum chassis
Aluminum end panels and bottom panel
Adjustment screws Power and speaker terminals Power terminals
8 AWG

Specifications:
Operating voltage: 9 - 16
Test voltage: 14.4
Input channels: 4
Output channels: 4
Continuous power at 4 ohms: 4 x 150
Continuous power at 2 ohms: 4 x 250 / 2 x 500
Max Current Consumption (Amps): 100
RCA input voltage sensitivity: 10 - 0.4
High level input voltage sensitivity: 10 - 0.4
RCA Input S/N: 85
Damping factor: 70
THD: 0.1%
Frequency response (Hz): 10 - 20k
High Low Pass Filter: 50 - 5k
Low pass filter: 5 - 5k
Power wire gauge: 8
Speaker Wire Gauge: 16
Dimensions (inches): 7 x 4.5 x 2
Dimensions (MM): 178 x 115 x 50