MCC USB-1808X: High-Speed, High-Precision, Simultaneous USB DAQ Device - Digilent
USB-231 USB-Powered DAQ Module with 8 Single-Ended (4 Differential) Analog Inputs, 2 Analog Outputs, 8 Digital I/Os and 32-Bit Counter Input - Measurement Computing DAQ
MCC USB-200 Series: Single Gain Multifunction USB DAQ Devices - Digilent