2 way HDMI SWITCH don't need to install any software. 2 way HDMI SWITCHFeature : 1. HDMI v1.2 HDCP1.1 and DVI 1.0 compliant. 2. Saves space, a single HD display works with both DVD players and set top box. 3. Plug and play, simple to use. 4. Supports all HDTV formats (480p, 720p, 1080i, and 1080p). 5. no need to install any software.