Description: 4 Ports: Used to share 4 USB or HDMI-compatible Peripheral devices (such as scanner, USB hard drive or other USB devices) without constantly changing cables. To share the mouse keyboard: use only 1 set of keyboard, mouse and monitor to control the laptop or game console. System: Windows compatible / for Mac OS support hot plug, connect or disconnect devices to the KVM switch without turning off devices. Material: The housing made of aluminum alloy material, anti-rust, heat-resistant, expand the life of the USB switch. Easy to operate: Plug and Play design will be easier to use, no application needed. Others: The compact design reduces office expenses and saves a lot of space. LED indicators so you easily know which computer you can control. Specification: Shell Material: Aluminum Alloy Color: black Size (length x width x height): about 110x60x30mm Input: 4 x USB and 4 x HDMI-compatible Output: 1 x HDMI-compatible Compatible System: For win7 / for win10 / for MAC Types: For PlayStation 2USB Package Included: 1pc x KVM switch 1 Pc x Desktop Controller 1pc x Power Cable 4pcs x USB Cables 1 pc. x User manual Note: 1. Due to the light and screen difference, the item's color may be slightly different from the pictures. 2. Please allow 1-2 cm differences due to manual measurement.