quality,4 computers share a printer, so there is no need to plug and unplug it repeatedly when switching printing, which effectively protects the equipment and reduces the office cost. Adopt high-performance main control chip, which has stable use, high compatibility, smooth switching and improved work efficiency. Suitable for a variety of devices, 4 computers can share USB devices to improve office efficiency. Without power supply, the print port and it can be used normally, and there is no external power supply. Sturdy and , using ABS shell, to fall and wear, . Type: 4 ports Colour:White Material:ABS+Metal Package Contents: 1 x Printer Sharer Only the above package content, other products are not included. Note: Light reflection 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.