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Polycom OBi504 4-Port ATA Voice Adapter 4 FXS

Polycom OBi504 4-Port ATA Voice Adapter 4 FXS

SKU 112651 2200-49550-001 New
OBi504 4-Port
Limited Availability
OBi508 8-Port
In Stock
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Item Information

The Polycom OBi504 Universal VoIP Adapter enhances the communication possibilities of home offices with flexibility in voice, fax and modem applications as they transition to the digital communications world. It supports four FXS phone ports and has three USB 2.0 interfaces for additional connections. For enhanced connectivity options, this adapter has one 10/100/1000 and three 10/100 Ethernet ports. It can be mounted on a desktop, wall or in a rack module.


  •  4x FXS Phone Ports
  • 3x USB 2.0 Interface
  • T.38 Fax Over IP
  • Communication Protocol: SIP,OBiTALK
  • 1x10/100/1000,3x 10/100 Ethernet Ports


  • Cisco Phone Adapter
  • Ethernet Cable
  • Power Adapter
  • Rack Mounting Brackets
  • User guide

Polycom OBi504 4-Port ATA Voice Adapter 4 FXS
New items ship in their original manufacturer's packaging. These items are in excellent condition with no blemishes on their housings.

UPC: 00610807882770

No Hassle Return Policy & PC Certified Guarantee

Rest assured, if you order the wrong items, don't like the model, or just don't need it anymore we accept returns with NO restocking fees. Whether you want something different or just a credit, we have you covered! This policy goes hand in hand with our company culture of delivering outstanding customer satisfaction.

If you need assistance finding a different product our awesome staff is ready to help. Contact us for expert support.

  • Item(s) must be returned within 30 days from invoice date.
  • Item(s) must be received in original condition preferably in the same packing materials.
  • Item(s) should be securely packed for safe return.
  • The purchaser is responsible for all shipping costs and insurance.


  • Products usually ship within two business days after payment. If you have a rush order, or need an item delivered on Saturday please call to request faster shipping.
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  • Fixed or free shipping offer does not apply to items shipped on pallets, please call for rates on those items. Free shipping offers only apply to the continental US.


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