•Soundstream D-Tower Series 4-Channel Class A/B Car Amplifier •RMS Power Rating: ?4 ohms: 80 watts x 4 chan. ?2 ohms: 125 watts x 4 chan.
•Full MOSFET Power Supply •The worlds first vertical automotive stereo amplifier •Double side PCB and SMD components •LED power (green) and protect (red) indicators Soundstream DTR4.500
•4-Channel operation •Gloss black finish w/ brushed accents •3-Way System Protection circuitry (thermal, short, impedance) •Heavy duty aluminum alloy heatsink for extreme heat dissipation •Nickel-plated RCA level inputs •Nickel-plated screw terminals •Selectable high-pass filter (Front 50- 4000 Hz, Rear 15-500 Hz) •Selectable low-pass filter (Front 50-4000 Hz, Rear 50-800 Hz or 250-4000 Hz) •Subsonic Filter (Front 50- 4000 Hz, Rear 15-500 Hz) •Bass boost frequency: 50 Hz •Bass boost level: 0, 6, 12 dB •Signal-to-noise ratio: >100 dB •THD (Total Harmonic Distortion): 0.05% •Damping factor: >200 •Frequency response: 15-25,000 Hz •Dimensions: 11-7/16"L x 3-5/16"W x 7-1/2"H •4-gauge power and ground wiring is required for installation. Contact us for information regarding a discount on select amplifier kits when purchased together with this amplifier.