4 .Resolution: 640x480, 800x600, 1024x768, 1152x864, 1280x720, 1280x768, 1280x800, 1280x960, 1280x1024, 1360x768, 1400x1050, 1440x900, 1600x1200, 1680x1050, 1920x1080, 1920x1200, 2048x1152 5. Color depth: 32-but true color 6. Power supply: usb bus power 7. Os support: windows xp, vista, and 7/8 , mac 8. Environment: operation temp. 10¡ã~40¡ã (50-104f) 9. Relative humidity: < 85% non-condensing 10. Storage temp.-10¡ã~85¡ã(14~176¡ãf).Regulatory approvals: fcc, ce, rohs Application 1. Office use: •view large spreadsheets across two screens with display continuity •multitask more effectively without overlapping windows •open attachments on one screen while reading the e-mail on the other 2. Mobile use: •do multiple screen displays and presentations without bringing another computer 3. Graphic use: •use second display for pallets/tools 4. Data entry use: •type documents on one screen while viewing reference material on the other 5. Wall street: •use a notebook for viewing multiple screens •view charts and live data at the same time 6. Entertainment: •view videos/tv on one screen and your desktop on the other screen •easily connect additional monitors using a usb 3.0 cable •enjoy resolutions of up to 1280x1024/1400x1050 at 32 bit color •allows for effortless multitasking •bus powered - no external power supply needed •supports usage through powered kvm's or usb hubs Package checklist Check if the following items are present and in good condition upon opening your package. Contact your retailer if any of the items is damaged or missing. 1. Usb graphics adapter 2. Driver cd rom 3. Quick installation guide 60pcs/ctn 11kg/pcs 315*455*520mm