・This USB 3.0 switcher selector allows 2 computers to share 4 USB peripheral devices without constantly swapping cables or setting up complicated network sharing software ・Ideal for sharing devices such as printer,scanner,mouse,keyboard,card reader,USB flash drive and other USB deivce between 2 computers ・Plug and play,driver-free,compatible with Mac OS,Windows and for Linux. External Power is unnecessary ・Fast data transfer rate of up to 5Gbps,easily transfer the data in seconds ・Compact size,convenient to put into your bag for storage Specification: ・Function:2 computers share 4 USB devices ・Interface:USB3.0 ・Power supply:Micro USB 5V ・Weight:260g ・Transmission speed:5Gbps ・Supported system:Windows,Vista,for Mac OS,Linux,etc. ・Material:ABS Package included: ・1 x USB 3.0 Switch Selector ・2 x USB 3.0 Data Cable ・1 x English User Manual ・Other things not included