Brand New. Factory Sealed. Warranty. Fast Free Shipping BRAND NEW IN BOX SOUNDSTREAM AC1.3000D MONO BLOCK CLASS D AMPLIFIER SUBWOOFER AMPLIFIER MAX POWER 3000 WATTS 900 Watts RMS x 1 @ 1 Ohms 500 Watts RMS x 1 @ 2 ohms 400 Watts RMS x 1 @ 4 Ohms ULTRA COMPACT SIZE Dimensions : 6.2" x 6.7" x 2" INCLUDES WIRED BASS LEVEL CONTROL Arachnid Series continues down the road of reliability and longevity you expect from us. Boosting a small electrical audio signal to a much higher voltage capable of driving speakers and subwoofers. Most vehicle’s standard systems can’t offer this high-power output that pushes your audio system to high volumes and precision like the Arachnid Series Amplifiers can.1 Ohm Stable Monoblock – Strap 2 Subwoofer Monoblocks together for Bridge-Mode, Giving you Double the Power! General Information:Soundstream Arachnid Series AC1.3000D AmplifierClass-D 1-Ohm Stable Monoblock AmplifierMaximum power output: 3,000 WattsRMS Power Rating:1 ohms: 900 watts x 1 chan.2 ohms: 500 watts x 1 chan.4 ohm: 400 watts x 1 chan.Military-Grade PCB with Pulse Width Modulated MOSFET power supplyLED power (green) and protect (red) indicatorsLow level RCA inputStrapable for more powerDash-mount remote control included3-way protection circuitry (thermal, overload, and speaker short protection)Mono AMPLIFIER Heavy duty aluminum alloy heat-sinkInput sensitivity: .2-6VFrequency Response: 10 - 250 HzTotal Harmonic Distortion (THD): <.1%Signal to Noise Ration: 90 dBSubsonic Filter 15-50 Hz Variable low-pass filter: 50 - 250 HzVariable Bass Boost Freq : 0 to +12 dB 4 gauge power and ground wiring is recommended for installation