Product Description Simple design, saving space, with all interfaces logically distributed for quick and easy use. Ergonomically designed and made of ABS material. The chip is the core of its functionality. This product uses a high-performance main control chip, supporting completely driverless, plug-and-play operation with strong compatibility, surpassing the instability of driver installation in other products on the market. Button switching for convenience and efficiency. This product uses electronic buttons, eliminating mechanical switches, making operation simple, durable, and compatible with printing from any computer. System operation with a built-in template engine supporting hot-swapping. Fully supports XP/7/8/Vista, MAV OS 8.6 and above, allowing for easy system switching. This product is suitable for multi-USB port devices, allowing external devices with USB ports (such as scanners, plotters, multifunction printers, printers, etc.) to connect to two computers and share a single USB port, significantly reducing the cost of office equipment for homes and small offices. Product Name: Dual-Port Manual USB Printer Sharing Device Type: KVM Switch Interface: 1 Type-A port / 2 Square ports Switch: Electronic push-button switch Hot-swappable: Supported Color: White Material: ABS Dimensions: 7x6x2 cm Package Contents 1 * USB Printer Sharing Device 1 * Instruction Manual