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Polycom OBI 504 Voice Adapter 4 FXS ATA

$389.00 $220.00 Discount: $169.00
SKU: PY-2200-49550-001


  • Obihai OBi504 is an analog telephone adapter built for the enterprise
  • Featuring 4 FXS ports for connecting multiple legacy devices, OBi504 also has Gigabit Ethernet speed, three USB 2.0 ports, and audio line-in and line-out ports
  • OBi504 supports the SIP protocol, giving you incredible interoperability with standards-based VoIP phone systems
  • The ATA also supports OBiTALK
  • OBi504 makes it simple to bring analog phones into your IP network
  • It supports the T.38 Fax Over IP protocol for bring analog fax machines into the network
  • Bringing legacy equipment into your network simplifies management and improves potential features
  • Manage OBi504 using the intuitive web-based GUI
  • OBi504 can be mounted on the desktop, on a wall, or in the rack


  • Concurrent Calls
  • Number FXS Ports 4
  • Color Black
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