National Instruments USB device 628x - Manual (Page 2)

NI USB-622x/625x/628x OEM User Guide 2 ni.com
Refer to the NI 622x Specifications document for USB-6221/6225/6229
specifications, the NI 625x Specifications document for
USB-6251/6255/6259 specifications, and the NI 628x Specifications
document for USB-6281/6289 specifications. Refer to the M Series User
Manual for more information about USB-622x/625x/628x devices.
You can find all documentation at
ni.com/manuals .
Dimensions
Figure 2 shows the dimensions of the USB-6221/6251/6281 OEM device.