Check the listing for details. National Instruments USB-6215 Data Acquisition Card, NI DAQ, Multifunction. Condition: Used. Listed at 895.00 USD. National Instruments USB-6215 data acquisition card, bus-powered M-series. Tested, fully functional, and in excellent physical condition. Isolated 16 AI (16-Bit, 250 kS/s), 2 AO (250 kS/s), 4 DI, 4 DO USB Multifunction I/O Device—The USB‑6215 is an isolated, multifunction DAQ device. It offers analog I/O, digital input, digital output, and two 32‑bit counters. For improved accuracy and safety, the USB‑6215 provides 60 V, CAT I isolation. It also features signal streaming technology that gives you DMA-like bidirectional high-speed streaming of data across USB. The device is ideal for test, control, and design applications including portable data logging, field monitoring, embedded OEM, in-vehicle data acquisition, and academic. For additional information and resources, use the model name to search the manufacturer's website.