Zapco - ST-4XP SQ III - Class AB, 4-Ch, SQ Power 2Ω: 4 x 250W, 4Ω: 4 x 150W

ST-4XP SQ III 4-Ch. Class AB Sound Quality Amplifier Features and Functions - 4-Channel, Full Range, Class A/B- Tiffany style Panel Mount RCA - Speaker Level Inputs- Variable input gain control- Variable electronic crossover- Auto-on with Speaker level inputs- Variable bass boost control- New aluminum chassis Technical Specifications - Power @ 4Ω: 4 x 150 watts- THD @ Rated Power < 0.1% THD- Power @ 2Ω: 4 x 250 watts- Power Bridged @ 4Ω: 2 x 500W RMS- Signal to Noise Ratio > 95dB- Channel Separation >60dB- Frequency Response 15Hz to 30KHz ±1dB- Input Sensitivity .25v to 5v- Net Dimensions (mm): 160(W) x 58(H) x 450(L)- Overall Dimensions (mm): 160(W) x 58(H) x 475(L)