National Instruments PCI-6052E multifunction data acquisition card. Tested, fully functional, and in excellent physical condition. AI Channels 16 SE / 8 DI Sample Rate 333 kS/s Resolution 16 bits, 15 input ranges AO Channels 2, 16 bits, 333 kS/s DIO Channels 8 Counters/Timers 2 For additional information and resources, use the model name to search the manufacturer's website.