National Instruments PXI-6120 multifunction data acquisition card for PXI platform. Capable of 4-channel simultaneous sampling with 16 bit resolution at up to 1 MSamples per second. Tested, fully functional, and in excellent physical condition. AI Channels 4 pseudodifferential Sample Rate up to 1 MS/s simultaneous Resolution 16 bit, 8 voltage ranges AO Channels 2, 16 bit, up to 4 MS/sec DIO Channels 8 Counters/Timers 2 For additional information and resources, use the model name to search the manufacturer's website.