DS18 X4XL 4-Channel Compact Amplifier

DS18 X4XL 4-Channel Ultra Compact Class D Amplifier 4 x 120 Watts Rms @ 4-ohm 4 Channel Full Range Class D 2 ~ 4 Ohm Stable 4 X 120 Watts @ 4 Ohm Power / Protect Indicator Ultra Compact Design SPECS SKUX4XLTotal Watts (Peak)1800WRMS Power @ 4 ohm120W X 4CHRMS Power @ 2 ohm180W X 4CHRMS Power @ 4 ohm Bridge300W X 2CH Audio Frequency Response20Hz-20KHzSignal to Noise Ratio>90dBEfficiency @ 4ohm>80%Damping Factor>202Total Harmonic Distortion (THD)<.10%Low Level Input Range0.2-5VSelectable X-OverLPF/FLAT/HPFX-Over Filter Range40Hz -500Hz Features Amplifier ClassDigitalAmplifier TypeStereo Full RangeNumber of Channels4Minimum Impedance2 Ohm stereo / 4 Ohm BridgeLed IndicatorPower/ProtectionPower Input Terminal Size8GaRecommended Fuse Size45AThermal ProtectionYesOver-Load ProtectionYesDC Output ProtectionYesShort Circuit Output ProtectionYesVoltage Input ProtectionYes2CH/4CH Input SelectorYes Measurement Overall Length7.13" / 181.2mmOverall Wide3.24" / 82.4mmOverall Height1.37" / 34.8mmHeatsink Length6.33" / 160.88mm