1 * 4 Splitter distributes allows 1 SDI, HD-SDI, 3G-SDI video source to 4 SDI/HD-SDI/3G-HDI displays simultaneously. This product built-in automatic identification and compatible with SD-SDI, HD-SDI, 3G-SDI all format of SDI signal. Features 1 SDI input signal split to 4 SDI sink devices. Supports SD-SDI(270Mb/s), HD-SDI(1.485Gb/s), 3G-SDI(2.97Gb/s) video format. Divided by a signal into four signals. The input signal is 1080p and the output signal is also 1080p. Supports signal input and output distance up to 300m for SD signals, 200m for HD signals and 100m for 3G signals. Support 5-12V wide voltage input. Specification Input Ports : 1 * BNC Female input port Output Ports : 4 * BNC Female output ports Frequency Bandwidth : 3Gbps ESD Protection Human Body Model: 8kV (air-gap discharge) 4kV (contact discharge) Operating Temperature : 0C ~ 40C / 32F ~ 104F Storage Temperature : -20C ~ 60C / -4F ~ 140F Relative Humidity : 20 ~ 90% RH (Non-condensing) Power Supply : DC 5V 1A Power Consumption (Max) : 1.5W Item Size: 14.6 * 7 * 2.3cm / 5.75 * 2.76 * 0.91in Item Weight: 327.7g / 11.56oz Package Size: 21.3 * 15 * 5.5cm / 8.39 * 5.90 * 2.17in Package Weight: 493g / 1.09LB Package List 1 * SDI Splitter 1 * Power Supply adapter 1 * User Manual