How much does this cost to the nearest dollar?

RME Digiface USB USB Digital Audio Interface with 4 Optical Inputs/Outputs and Bus Power,
RME Digiface USB USB Digital Audio Interface with 4 Optical Inputs/Outputs and Bus Power, Takes RME's famous HDSP Digiface and improves it with USB 2 connectivity, bus power, and expanded I/O 4 Optical inputs/outputs accept either ADAT or S/PDIF and support SMUX and SMUX4 RME's powerful TotalMix provides easy routing and monitoring Runs on RME's MADIface series driver and shares ASIO with several other RME devices Bus-powered for complete portability Weight 1.9 pounds, Dimensions 3.82 x 11.65 x 6.77 inches, Country of Origin Germany, model number DigifaceUSB,

Price is $629.00

Price: $629