Feature: 1. 4 in 1 Multifunctional: This 4 in 1 output HD Multimedia Interface quad multi viewer switch allows up to 4 HD Multimedia Interface input sources to be displayed on a single output screen. 2. Five Modes: This HD Multimedia Interface quad multi viewer switcher offers multiple ways to view source devices, and it can display 1, 2, or 4 input source devices at the same time. 3. Format Support: HD Multimedia Interface quad multi viewer splitter's SPDIF coaxial sound output format supports for Dolby digital (AC3), DTS supports 5.1 channels. 4. Software Upgrade: HD Multimedia Interface quad multi viewer splitter is controlled by RS 232 communication, the machine can be upgraded by software, and the equipment can be operated and controlled by the computer. 5. High Definition: HD Multimedia Interface multiviewer switch resolution up to 1080P 60HZ, HD Multimedia Interface output resolution support 720P 1080P. 6. Compatible: Screen splitter compatible with most standard HD Multimedia Interface devices such as input: security camera, PC, for PS4, for Xbox, for Chromecast, computer, etc. Output: HDTV, projector, monitor, etc. Specification: Item Type: HD Multimedia Interface Quad Multi Viewer Switch Material: Metal Input Interface: HD Multimedia Interface x 4 Output Interface: HD Multimedia Interface x 1, Coaxial x 1, Rs232 x 1 Input HD Multimedia Interface Resolution: 1080p 1080i 720p 576p 576i 480p 480i HD Multimedia Interface Maximum Transmission Bandwidth: 225MHz HD Multimedia Interface Maximum Transmission Rate: 6.75Gbps Input and Output TMDS Signal: 0.5~1.5Vp-p (TTL) Input and Output DDC Signal: 5Vp-p (TTL) Power Adapter Specification: AC 100-240V DC 12-1.5A Remote Control Battery: CR2025 Coin Cell Battery (Shipped Without Battery). Package List: 1 x HD Multimedia Interface Quad Multi Viewer Switch1 x Remote Control 1 x Drive CD1 x Power Adapter1 x Instruction Manual