Multifunction USB DAQ: High Performance USB Data Acquisition (DAQ) Module; 16-bit, 500kHz, 16 AI, 4 AO, 32 DIO, 5 C/T, No Enclosure. Key Features: *Simultaneous subsystem operation: A/D, D/A, DIO, C/T. *Fast sampling: 500 kHz. *Optional 16-bit deglitched D/As.