Adtran SoundPoint 331 IP Phone
Item No.
Mfg Part No.
Not Available

Product Information for Adtran SoundPoint 331 IP Phone

Highlights for Adtran SoundPoint 331 IP Phone

  • Product Type:IP Phone

Marketing Information

The SoundPoint IP 321 and 331 are two-line SIP phones that deliver superb sound quality as well as a wide range of supported business telephony features. The SoundPoint IP 321 phone has a single 10/100 Ethernet port and is designed for common areas, such as lobbies, hallways, and break rooms, as well as various wall-mounted deployments. The SoundPoint IP 331 phone, with its dual-port 10/100 Ethernet switch for LAN and PC connection, presents a cost-effective solution for cubicle workers as well as call center operators who use a "hard" phone in conjunction with a "soft" client running on the PC.

Power Description

Management & Protocols

  • Communication Protocols: SIP
  • Technical Information

  • Phone Lines: 2
  • Voice Codec: G.711a
  • IP Phone Technology: VoIP
  • Phone Features: Speakerphone
  • Warranty

    Battery Information


  • Buttons & Keys: 2 x Key - Line with bi-color (red/green) LED
  • Interfaces/Ports

  • Interfaces/Ports: 2 x RJ-45 10/100Base-TX PoE LAN
  • Display & Graphics

  • Display Screen: 102 x 33 LCD
  • Environmental Conditions

    General Information

  • Product Type: IP Phone
  • Manufacturer Part Number: 1200743G1
  • Manufacturer Website Address:
  • Manufacturer: Adtran
  • Product Model: 331
  • Product Name: Polycom Soundpoint 331 IP Phone
  • Product Line: SoundPoint
  • Brand Name: Adtran
  • Miscellaneous

    Green Compliance


    Green Compliance Certificate/Authority


    Network & Communication

  • Connectivity Technology: Wired
  • Physical Characteristics

  • Dimensions: 5.71" Height x 6.89" Width x 6.69" Depth
  • Weight (Approximate): 1.38 lb
  • Form Factor: Desktop
  • Power Description