... usb 2.0 hub, 4 port usb cub, usb promotion gift.CE and ROHS certifications.Patent no. 2007 3013 1974.4 Special offer Specification:1)Circle Usb hub ... , 4 ports Usb hub, usb promotion gift, 1.1 & 2.0 version, New usb hub. computer USB hub, 5 circle with different color(Red ... Size:49*36*18cmQTY/CTN:100pcs.G.W: 8KG circle usb 2.0 hub