Frequency response Dynamic range: 20Hz to 20kHz (+/-0.5dB)T.H.D.: 95 dBu, un-weighted, 22Hz to 22kHzCrosstalk: 0.008% typical @ +4dBu, 1kHzRMS: 90dB (22Hz to 22kHz)Inst/Line in Connector: 1/4 TRS connectorImpedance: 1-mega ohm balancedMaximum input level: +21dBu, balanced and unbalancedMic Input Connector: balanced XLR connectorImpedance: 2.5k ohm balancedMaximum input level: +21 dBu, balanced and unbalancedCMRR: typical 40dB, >55dB @ 1kHzAnalog output Connector: balanced XLR connectorImpedance: 60 ohms balanced, 30 ohms unbalancedMaximum output level: +21dBu, balanced and unbalancedDigital output Connector: gold-plated RCA connectorType: S/PDIFConverter: 24-bitSampling rate: selectable 48/96kHzInsert Return Connector: 1/4 (6.35mm) female jackImpedance: >100 ohmMaximum input level: +21dBuInsert Send Connector: 1/4 (6.35mm) female jackImpedance: >10k ohmMaximum input level: +21dBuGeneral Power supply ICON AC 18V/1A power adaptor Power consumption: 30W max.Weight: 3.2kg (7lbs)Dimensions (WxDxH): 224 x 170 x48 mm / 8.8 x 6.7 x 1.9