Description: Allows 4 PCs to share 1 USB 1.1 or 2.0 devices. Introduction: USB manual share switch 4 port is a multi-function product, which enables four computers to share a USB device or multiple devices by a hub. Quickly switch among computers by double clicking hot key (Scroll Lock). The installation is easy with Plug and Play convenience. Features: Compliant with USB 2.0 specification USB 4-channel switch (2 USB TYPE-B connecter, 1 USB TYPE-A connecter) Supports 4 computer sharing with 1 device Provides Bus-power of 500 mA per port Four LED (green) port status indicator