Vividia Portable 7 Inch Android Tablet PC for Use with USB Digital Microscopes, USB Inspection Cameras, and USB Otoscopes 7 Inch Android Tablet PC (System: Android 4.2). Touch screen with USB Port. Touch screen controls the zoom in/out. Connect USB Digital Microscope, USB Inspection Camera, or USB Otoscope to android tablet with USB port, and view the live image on the tablet screen. Easy to carry. No laptop or desktop PC is needed. Easily captures microscopic pictures and videos. Supports Flash, Wifi, and videos. Plug & Play with standard USB port. Observes and records in real time. Run Time (Up to): 2-3 Hours.