USB 2.0 and USB 1.1 compliant
  Supports data speed : 1.5/12/480 Mbps
  One upstream and seven downstream ports
  Supports both bus and self-powered (automatic switching 2A power adapter included*)
  Over-current detection and protection for each down-stream port
  Hot-swappable plug and play connection
  Daisy chain connection upto 127 devices
  Dimensions :81 x 46x 24 mm
Manuals & Documentation