Polycom SoundStation Duo

Designed for small to midsize rooms, the Polycom SoundStation Duo dual-mode conference phone supports both analog and VoIP telephony platforms – thus providing not only maximum deployment flexibility, but also best-in-class investment protection. Featuring modern technologies such as Polycom HD Voice, full-duplex audio, echo cancellation, resistance to mobile phone and wireless device interference, and more, it delivers high-quality group conferencing without distractions – while its web-configuration tool eliminates the need for a boot server.

Key Features

  • Support for analog and IP telephony, compatible with a broad array of SIP call platforms
  • 24x7 reliability with automatic failover from IP to analog
  • Lower deployment and administration costs, easy administration with no boot server required
  • 3 cardioid microphones with up to 10-foot (3-meter) pickup range (optionally expandable)

Polycom SoundStation Duo

Technical details: Polycom SoundStation Duo


  • Size (W x H): 248 x 6 pixels
  • White LED backlight with custom intensity control


  • Standard 12-key keypad
  • Context-dependent soft keys: 4
  • On-hook/Off-hook, conference, redial, mute, volume up/down, menu, 5-way navigation keys

Audio Features

  • 3 cardioid microphones: 200–7000 Hz
  • Loudspeaker frequency response: 220–7000 Hz
  • 10 ft (3 m) microphone pickup
  • Volume: Adjustable to 86 dB at 0.5 meter peak volume
  • Individual volume settings with visual feedback for each audio path
  • Voice activity detection
  • Comfort noise fill
  • Acoustic echo cancellation
  • Background noise suppression


  • Transport Layer Security (TLS)
  • Encrypted configuration files
  • Digest authentication
  • Password login
  • Support for URL syntax with password for boot server
  • HTTPS secure provisioning
  • Support for signed software executables
  • IEEE 802.1x Network Access Control