USB 2.0 and USB 1.1 Compliant and USB-IF certified
Supported data speed: 1.5/12/480 Mbps
One upstream and seven downstream ports
Supports both bus-and self-powered(automatic switching 1A power adapter included)
Over-current detection and protection for each down-stream port
Hot-swappable Plug & Play connection
Daisy-chian connection of up to 127 devices
Dimiensions: 81*46*24mm

Package Includes:
USB 2.0 connection cable
Switching 1A power adapter
Installations guide