... HUB LogoSilk printing /Laser logoTransfer speed 480Mbps Interface:USB 2.0/1.1Operating currentProvides up to 500mA ... 10000pcs/week Certificates:CE&Rohs Specifications: 1. Expand four USB ports, supply up500mA per port2. Hi-speed, maximum ... later Applications:suitable for USB disk, USB mouse, USB keyboard, USB printer, digital camera, mobile storages, scanner and USB soundcard etc. Packaging Detail ...