Brand New Soundstream ST4.500D Stealth Series Class D 4-Channel Amplifier COMES WITH 3 YEAR WARRANTY NOT RETURNED ~ NOT REFURBISHED ~ BRAND NEW FACTORY SEALED! Product Overview As if harnessing power into the original Stealth amps wasn’t enough, Stealth Shot amps take the compact amp game to the next level. Utilizing the latest in integrated circuit Class D full range amplifier technology, never before has this level of awesomeness been packed into an even smaller 3” x 3” chassis. The line-up includes a Quad Shot 4 channel, Double Shot 2 channel, and a Single Shot monoblock. Each configuration has sufficient pre-amp crossovers for any system, accepting high level or low level audio signal. No matter your poison, these Shots do the trick. General Features: Soundstream Stealth Series ST4.500D Class D Full Range 2 Ohm 4-Channel Amplifier RMS Power Rating: 4 ohms: 25 watts x 4 chan. 2 ohms: 45 watts x 4 chan. 4 ohms bridged: 90 watts x 2 chan. Total power output: 500 watts CEA-2006 Compliant Amplifier Hybrid Aluminum Alloy Heatsink for Optimum Dissipation Military Grade SMT PCB Maintains Dynamic Performance MOSFET power supply Input sensitivity: Low level: 125mV-5V High level: 250mV-12V Full Variable 12dB High Pass, Low Pass Crossovers Fuse Rating: 30 A x 1 Variable 35 - 250Hz 12dB Crossover Total Harmonic Distortion: <0.3% Frequency Response: 15-20KHz Signal to Noise Ratio: 105dB Dimensions: 3.75"W x 1.5"H x 3"D Brand New 3 Year Warranty Comes with 3 year StereoNeeds warranty. For any warranty issues please contact us. Our company has been in the stereo business for over 15 years We have sold on EBAY since 2000, so please bid with confidence. We have a 99% positive feedback rating on EBAY! We have very prompt shipping. We will gladly answer any technical questions you have. If you have any questions, problems, warranty issues, or concerns please contact us.