All amplifiers purchased from Wolfram Audio come with a 30-day(from purchase) exchange warranty. After the 30 days, all amplifiers have a 1-year warranty repair from date of purchase.Warranties are non transferrable. AW Updates: Gloss White Heatsink White PCB (Circuit board) Plexiglass backplate for PCB visibility Lowered protection circuit to 16v Increased power output in 12-16v range Added clip indicator on amp and bass knob The Wolfram Audio AW-4500.1 is an ideal single channel powerhouse for the most serious audiophiles. Pairing the intricate circuit design along with custom tooled aluminum heatsinks allows this amplifier to run at maximum efficiency. Linkable at 2 ohm (1 ohm to each amp), the AW-4500.1 allows multiple amps to be synced together perfectly as one. Specifications: RMS Power @ 1 Ohm : 4,500 Watts x 1 Channel (14.4v) RMS Power @ 1 Ohm : 5,500 Watts x 1 Channel (16.0v) RMS Power @ 2 Ohms : 3,000 Watts x 1 Channels (14.4v) RMS Power @ 4 Ohms : 1,400 Watts x 1 Channels (14.4v) RMS Power @ 2 Ohms (Linked) : 9,000 Watts x 1 Channel (14.4v) Frequency Response : 10hz~350hz (+/-1db) Working Voltage : 10V-16V Signal-to-Noise Ratio (Sensitivity) : >90dB Efficiency @ 4 Ohms : 86% Low Level Input (Gain) : 8V - 200mV Low Pass Filter : 30Hz - 250Hz Bass Boost : 0 ~ 12 dB Subsonic Filter : 10Hz - 60Hz Phase Shift : 0-180 Degrees 4-Way Protection Circuitry Built-in (Thermal, Voltage, Speaker, DC) LED Power & Protection Indicators Master / Slave (Linkable) : Yes Recommended Fuse Rating : 450 Amps Dual 1/0 Gauge Power and Ground Terminal Inputs Remote Level Control Knob Included Dimensions: 8.75"W x 23.25"L x 2.05"H CLICK HERE FOR A DOWNLOADABLE USER GUIDE
