VeLLBox DVI Splitter 1x4, 4-Port Splitter, 1in 4 Out DVI Splitter, Support Resolution up to 1080p, 5V/3A Universal Power Adapter, Grey Splits one DVI to four DVI output signals identical to the original input which is displayed on four devices simultaneously Each amplifier splitters output can achieve long distance transmission of DVI signal of 10 meters Supports high resolution up to 1080P and HDCP compliant, 225MHz/2.25Gbps per channel (6.75Gbps all channel) bandwidth and 12bit per channel (36bit all channel) deep color This product supports buffering and amplifying function Package Contents: Main Unit X 1, Universal Power Adapter X 1, Users Manual X 1