NewClassic 2250 v.2 Two Channel Power Amplifier Crafted with class AB amplifier technology, the Parasound Model 2250 v.2 power amplifier delivers exceptional audio quality while adhering to strict standards of performance and craftsmanship. Trust in Parasound's renowned reputation for producing reliable and long-lasting audio components, ensuring years of enjoyment. Key Features: THX Ultra2 certified 275 watts x 2 into 8 Ω (all channels driven) Two pairs of speaker outputs with front panel A/B buttons High pass filter, switchable for 20Hz or 40Hz Automatic on/off by DC trigger with looping output or audio signal with 2 sensitivity settings Fully discrete circuitry with high current toroid transformer Bridging switch for stereo or mono operation Efficient, low heat design Gold-plated RCA input jacks and 5-way speaker terminals