The ARX USB ULTRA VSR Broadcast model features Analog style headroom when recording in the digital domain. With five selectable sample rates: 44.1 KHz, 48 KHz, 88.2KHz, 96KHz or 192 KHz, 24 bit High Resolution and USB 2 Plug and Play performance. Full transformer balanced Inputs and Outputs provide the isolation required to eliminate earth loops / ground hum and other extraneous noise and distortion