USB to 1 x dual (RS-232) adapter which offers the user serial port connections. The port have
  a data transfer rate up to 115 Kbps. Users are able to connect their serial devices through the
  adapter to the USB port on their system. The LH¡¯s series also support wake on line and power
  management function. It has dual data buffers for upstream and downstream data flow.
   
 
  Compatible with USB 2.0 and 1.1
     
  Supports wake-on-line & power management function
   
  No IRQ, DMA, I/O Address resources required
   
  Dual data buffers for upstream and downstream data flow
   
  Supports Plug-n-play & Hot-swap
      
  Serial high speed transfer up to 115 Kbps
   
  RS-232 Automatic handshake mode
   
  Cable Length : 1.8 Meter
   
  Supports Windows, Mac, Linux O.S
   
  U1S2P-9M-BK