1、Dual monitor output, support mirror mode, and extended mode, you can choose according to your needs. 2、The video resolution is up to 3840*2160@30Hz, presenting more image details. 3、Switched by physical button and external wired button. 4、Built-in ESD protection system, safe to use. 5、Compatible with multiple systems, no driver required, plug and play. 6、Widely used in business conferences, media teaching, office, gaming, etc. Video standard: HD 2.0 Maximum data rate: Up to 4K@30Hz Resolution range: Up to 3840*2160@30Hz, 1920*1080@60Hz Connector: HD-A interface HD cable range: <15M(Res:1920*1080@60Hz), <5M(Res: 3840*2160@60Hz) USB interface protocol: USB2.0 PC input: USB-B Output: USB-A Power supply: USB Power consumption: Maximum 4W Operating temperature: -5℃~+70℃ Operating humidity: 5%~90% Item size: 10 * 6.5 * 4cm /3.94 * 2.56 * 1.57in 1 x KVM switcher 2 x USB-B cable 1 x Extended control cable 2 x HD cable 1 x User manual1 x Plug Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store