Features: HDMI Switch is a product that can switch multi-group HDMI signals to one high definition display device such as HDTV by using manual push button. Doing so can avoid plugging and unplugging cables frequently. It can optimize your home theater system to the best effect. 1 in 4 out HDMI splitter distributes 1 HDMI source to 4 HDMI displays simultaneously. It can compatible with HD-DVD, SKY-STB, PS3, Xbox 360,etc. It offers HD video for supermarket, shopping mall, HDTV, STB, DVD, Compatible with HDCP Easy to install and operate Durable and convenient, plug and play Specifications: Input video signal: 0.5-1.0 volts p-p Input DDC signal: 5 volts p-p(TTL) Max single link range: 1920 x 1020, 1080P,2Kx4K,2160p HDMI resolution: 480i/576i/480p/576p/720p/1080i/1080p DVI resolution: 480p/576i/576p/720p/1080i/1080p HDMI version: HDMI 1.4b Band width: up to 225 MHz EDID duration: 4seconds Power supply: DC 5V 1A Size: 6.3*5.8*2cm Package Includes: 1x HDMI Splitter 1x Power supply (EU US plug)