USB 4 Port HUB: Model: CL-HB-480 Features: 1.Support both full-speed and low-speed or high speed transfer rate 2.USB ports up to 400MA and automatic current sharing by devices request with Bus-power. 3.USB ports up to 400MA and automatic current sharing by devices request. 500MA per port with power adapter. 4.High performance, patent IDC type USB cable. 5.Truly plug & play automatic system configuration. 6.Windows 98 device drivers' automatic installation. 7.USB and ACPI PC & notebook suitable with ULTRA light performance. 8.Chains up to 127 devices. 1. Over current protection on each port. Specification: 1.Interface standard: USB1.1 / USB 2.0 2.ULTRALED: LEDS one per USB done stream port. 1. Color: Transparent color hood with different color painting. Packing List: 1. USB HUB * 1 2. A/B male , 80cm , high performance IDC type USB cable * 1 3. Power adapter (Input :110-240VAC 50/60HZ ; output: 5V=1A ) * 1 (for self-power size only) Color: Blue Transparent