?Excellent Customer Service? 18-Month Guarantee friendly 24/7 customer service. If you have any problem please contact us via e-mail to solve the problem without any hesitation; Offering you a full refund or a brand new replacement if you are not satisfied with it. ?Wide Compatiblity?:Compatible with All Windows/Mac/Linux Systems. ?Portable? mini size, compact, light weight design,plug and play, no driver installation required. (Contains a 1pcs Wristlet Strap of exquisite). ?Wide Appliaction?3-port USB hub applies to various devices: laptop, pc, Mac, XBOX, PS4, flash drive, keyboard, mouse, card reader, Mobile HD, printer, camera, USB fan and USB cables . ?Multiport USB Hub? Turn one USB port into three, including support for USB Flash drive, Mouse, Keyboard, Printer or any other USB Peripherals. And it's backward compatible with your older USB 2.0 / 1.0 devices.