Accell USB 2.0 (Male) to DVI-I (Female) & VGA (Female) Adapter - Resolutions up to 1920x1200 (WUXGA) Send up to 1080p HD video and audio from a computer's USB port to an HDTV Supports monitor resolutions up to 1920x1200 or 2048x1152 (widescreen) Mirror, extend or rotate your computer's desktop on a second monitor Windows and Macintosh compatible - Up to 6 displays (one adapter per display) Self-Powered Design Requires No External Power