Description: -USB exchange manual switch 2.0 is a great solution for sharing USB devices like USB printer, scanner, curve plotter, multi-function printer with four computers. -With the help of this developer, 1 USB device can be shared with 1 to 4 computers, 1 printer can be shared, this can reduce the cost of office equipment and save a lot of space. -Support Windows 2000 / XP / Vista / Windows7 32bit, MAC OS. -Using superior raw materials, energy consumption is lower. -Led indicator. Easy for install, convenient disassembly. Note: Slight deviations due to manual measurements are possible. Color may vary slightly, as on different monitors. Specification: Material: metal Size: 98x50x1 9 mm / 3.85x1.97x0.74inch What's in the box 1 PC. USB switch