Toa DA-250DH CU Digital Power Amplifier- 2x 250 W @ 70v- 1x 500 W Bridged @ 140v (1u)

Power Source: 120 V AC Amplification System: Class D Power Consumption: 150 W (based on UL/CSA standards), 580 W (rated output 70 V line Input 2 circuits 10 k? XLR-3-31 type connector CH 1 mode ON/OFF switch (ON: PARALLEL Rated Output 2 channels: 250 W x 2 (70 V line 1 channel (BRIDGE): 500 W x 1 (140 V line M4 screw terminal Frequency Response: 20 - 20 (selectable with the inner jumper) Total Harmonic Distortion:0.1% (1 kHz) Protection Circuit Protection against excessive current flow due to overload short circuit temperature rise at power amp. heat sink (100? or more (212?F)) temperature rise inside the unit (80? or more (176?F)) S/N Ratio: 100 dB (A-weighted) Crosstalk: 70 dB (A-weighted) LED Indicator Power (blue) x 1 Protect (red) x 2 Cooling: Forced air cooling Operating Temperature: -10? to +40? (14?F to 104?F) Operating Humidity: 90% RH or less (no condensation) Finish Panel: Aluminum