Specs Sampling frequencies (kHz) : 44.1, 48, 88.2, 96, 176.4, 192 Resolution (bits) : 16 to 32 Inputs : USB 2.0, supply, master clock Outputs : S/PDIF x 2 (RCA & BNC) , AES/EBU (XLR) , optical Toslink , optical ST , I2S (RJ-45). Supply voltage : 7-11 VDC (15 VDC max.) Supply current : 140 mA (idle, no output connected) Master clock input voltage : 3.3 VPP I2S output voltage : LVCMOS (3.3V) with 25mA current capability on each line Size : 105 x 46 x 104 mm (w x h x d, case) 105 x 50 x 142 mm (w x h x d, total) Weight : 380 g