... up to 500mA each portExtensively compatible with scanner, digital camera, digital vidicon, optical mouse,Keyboard, USB flash disk,etc ... 0 perpherals such as USB mouse, scanner, digitalcamera, digital vidicon, audio-system, display, U disk,etc * CE and Rohs ... three serial products: computer cable assembly; Networking distribution system; computer peripherals.We supply OEM/ODM service according to ...