SIIG JU-DV0211-S1 USB to DVI/VGA External Video Card Multi Monitor Video Adapter Type: USB to DVI Adapters Specifications: Compliant with Universal Serial Bus 2.0 Specification Supports analog video output interface - DVI-I Works with VGA monitors with included DVI-to-VGA adapter Resolutions (max): 16:10 ratio: 1920 x 1200 @ 32-bit 16:9 ratio: 1920 x 1080 @ 32-bit 4:3 ratio: 1600 x 1200 @ 32-bit Display modes: Primary, Extended, Mirror Display rotation: 0, 90, 180, 270 degree Supports 60Hz and 75Hz monitor refresh frequencies User-friendly display configuration software Interfaces/Ports: - Input: 1 x Type A Male USB 2.0 - Ouput: 1 x 29-pin DVI-I Female Dimensions: 4.12 (W) x 2.16 (H) x 0.79 (D) Weight: 0.18 lbs. Package Contents: USB to DVI/VGA Multi Monitor Video Adapter DVI-to-VGA adapter Driver CD User's manual