Detail overview
   Cisco - Ata 190 - Voip Phone Adapter (ata190). 
 Key Features : 
  Device Type : Voip Phone Adapter 
   Form Factor : External 
   Data Link Protocol : Ethernet, Fast Ethernet 
   Voip Protocols : Sip, Srtp 
   Telephony Interfaces : 2 Phone (fxs) 
   Power : Ac 120/230 V / Dc 5 V