Ever find yourself in a situation where the USB cable that comes
  with a device is too short With LH's USB 4port Boostr,
  you will be able to extend the connection by another 45M.
  The adapter is compatible USB 2.0 and also backward compatible with USB 1.1.
   
 
  Compliant to USB 2.0 and 1.1 standard
   
  High speed data transfer rate
   
  Cable Length :4 port USB device up tp 45 Meter
      
  Connectable to desktop or laptop system equipped with USB port
 
  Easy plug & play
   
  Supports Windows/Mac OS
   
   
  U1EXT4U-BK