Crunch Ground Pounder GPV1600.4 800 Maxx Watt Power A/B Class Four Channel Amplifier (Silver) 4 x 200 W at 4 Ohms, 4 x 400 W at 2 Ohms, 2 x 800 W at 4 Ohms Maxx Power Twin-Coil Isolation Design with Fully Adjustable Crossovers that Include 24 dB Low-Pass and 24 dB Subsonic Filter RCA Line Outputs Include Amplifier Daisy-Chaining and 4 to 0 Gauge Power Connectors Twin-Turbo MOSFET Exponential Variable-Power Supply High-Current Power Supplies and High-Speed MOSFET Outputs 30th Anniversary Edition with Blue Halo Illuminated Crunch Logo and Selector Switch for Choice of Fixed Illumination