With Toroidal Power Supply, Dual Differential Input Diagnostic LEDs, Speaker Level Inputs & Signal Sensing Bridgeable Output to 450W Dual Zone Capability * 150W x2 @ 8 ohms * 225W x2 @ 4 ohms * 450W x2 @ 8 ohms Bridged The AMP310 Power Amplifier offers superb functionality & Dual-Zone capability that will be hard to match. It features front panel diagnostic LEDs, 2-stereo (low-level) inputs, speaker (high-level) inputs, & one auxiliary (low-level) output. In a nutshell, this amplifier is a 150W 2-Channel stereo amplifier capable of delivering breathtaking stereo sound, w/an audio signal-to-noise ratio of 100dB. In addition, it features an expandable daisy-chain input/output for your audio components, rack mounting capabilities, an amazing 5Hz - 35KHz frequency response, A/B speaker switch, adjustable time delay between zones, light bar display switch, rear master level-control, 225W stereo output into 4 ohms, & 450W bridgeable mono output into 8 ohms. Because of the high efficiency of its design, the AMP310 produces exceptional sound quality, & clarity in every audible detail. * Engineered Excellence & Design; Digital processors, power supply, & construction make it a definitive leader in the industry. * Triple Darlington Amplifier Outputs that are comprised of Complementary Bipolar Transistors capable of delivering a clean, high current signal. * Superior Sound Quality; w/a frequency response of 5Hz - 35KHz, dynamic power output of 2x 150W, signal-to-noise ratio of 100dB, it can reproduce a full musical sound range from deep bass tones to ultra-high trumpet blasts. * Advanced Processing; its discrete low-level output reproduces music w/unmatched sonic clarity & dynamic power. * Bridgeable; 225W per channel into a 4 ohm load, or 450W mono channel into 8 ohms.