USB-6525 NI controller [caption id="attachment_3859" align="aligncenter" width="600"] USB-6525[/caption] Part number: USB-6525 Manufacturer: NI Function: Digital input/output device The USB-6525 is in stock and shipped the same day. The USB-6525 is in unused and rebuilt state. The product description This NI USB-6525(Part number :779640-01) is a device from the