With 1.35 seconds of delay, the IDL 1000 can align multiple speaker systems in the largest arenas and stadiums. The Peavey IDL 1000 Multi-Tap Digital Delay has mono and stereo modes of operation. The minimum delay increment of 20.8 microseconds allows the alignment of drivers in an array with 1/4 precision. Peavey IDL 1000 Features: Two input, three output delayElectronically-balanced inputs and outputsOptional transformer-balanced inputs and outputs1.3 seconds of maximum delay integral security panel20.8 microseconds minimum delay steps One rack space approved specifications: Frequency Response:12 Hz to 20 kHz +1/-2dBTHD + N: .015%S/N Ratio: >90 dBConverters: A/D 16-bit 64x OversampledD/A 16-bit linearAgencyApprovals: DUL, CULOperating Voltages: 120/240 VAC