4 Ports USB Synchronizer - KVM Switch/Distributor, DNF Keyboard Mouse Shared Display Synchronization Controller, Supports Windows, Vista, Mac, OS Systems

Synchronizer Function: The 4-port keyboard and mouse synchronization controller is a little assistant for gamers. It can control multiple computers at the same time and uses USB2.0 full-speed technology for fast speed.
KVM Switch : As both a synchronizer and a KM switcher, You can switch between hotkey mode and synchronizer button mode, which is convenient and quick.
Material: KVM switch is Gold-plated alloy body. It features an all-metal matte shell and a thick gold-plated interface. Compatible with various HD versions of input, ensuring transmission performance and improving transmission speed.
Powerful features: 4 port distributor Built-in imported high-performance chip, A built-in random (irregular) VID/PID upload mechanism is available; different ports have different factory default VID/PID settings. Online upgrades are supported; download from the official website if needed. Unlimited cascading is supported, ensuring fully synchronized modes and zero latency. Hardware reset, keyboard hotkey reset, and USB data refresh are supported.
Wide Application: DNF sync controller not only Compatible with Multi-system Linux/Windows/Mac/more. And also for game studios, Security/stock Market Surveillance, office and other scenes.