Features: brand new and high quality Cross-system operation, built-in template engine, support hot swap. Fully support Windos xp/7/8/ Vista OS8.6 and above system version, you can choose the system. It is suitable for more USB port devices, allowing external devices with USB ports (such as scanners, plotters, multifunction machines, printers, etc.) to reach 2 computers sharing 1 USB port device through this product, which greatly reduces the purchase cost of office equipment. The product adopts a high-performance main control chip, supports free drive, plug and for play, high compatibility. The product uses electronic buttons, breaking the traditional mechanical switches, simple operation, durable, and you can print on any computer you want. The design is simple abd ergonomic , compact and does not occupy space, all interfaces are reasonably distributed, and it is quick and convenient to use. Specifications: Item Type：USB Printer Sharing Converter Material: ABS Color: Black / White （optional） Size: approx 7x6x2cm/2.75X2.36X0.79inch Package Includes: 1 x USB Printer Sharing Converter note: Only the above package content, other products are not included. Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is 1-3cm.