Belkin pro series hi speed usb 20 usb a to b cable 3m overview the hi speed usb 20 cable helps you achieve maximum performance from your usb devices now you can connect your usb printer scanner external hard drive and other peripherals and enjoy error free data transmissions at up to 480mbps our quality cable is constructed to be 100 percent compliant with current usb specifications its hot pluggable and supports up to 127 devices on a daisy chain configuration features bull