Accessibility Skip to content

SoundStation Duo Dual-mode conference phone for analog and SIP environments.

  • Life-like call clarity
  • Simple to use
  • Built-in investment protection


Analog or VoIP. How about both?

The  SoundStation Duo conference phone, has taken the concepts of group productivity tool and standard office workhorse to a new level for small to midsize rooms, delivering the ultimate in deployment flexibility, ease of use, and audio quality.

Poly Pixel Background

Trabalhamos em todos os lugares que você faz

Os telefones de conferência Poly interoperam com mais de 60 plataformas de comunicação.   Estamos empenhados em trabalhar com os nossos parceiros para manter  a interoperabilidade actualizada , para que possa escolher o que funciona para si e  também trabalharemos.

O Poly é certificado (quando oferecido) com todas as principais plataformas de comunicação.  


Soundstation Duo Features


  • Power
    • IEEE 802.3af Power over Ethernet
    • External universal AC power supply: 100–240 V, 24 V, 0.5 A, 2.5 mm DC plug
    • Size (W x H): 248 x 68 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
    • 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
    • Full-duplex
      • Type 1 compliant with IEEE 1329
    • Individual volume settings with visual feedback for each audio path
    • Voice activity detection
    • Comfort noise fill
    • DTMF tone generation/DTMF event RTP payload
    • Low-delay audio packet transmission
    • Adaptive jitter buffers
    • Packet loss concealment
    • Acoustic echo cancellation
    • Background noise suppression
    • Supported codecs
      • G.711 (A-law and Mu-law)
      • G.729a (Annex B)
      • G.722
      • iLBC 13.33 and 15.2kbps
    • Call hold*
    • Call transfer, divert (forward) and pickup
    • Distinctive incoming call treatment/ call waiting
    • Advanced Local three-way conferencing (conference, join, split, hold, resume)
    • One-touch speed dial, redial*
    • Remote missed call notification
    • Automatic off-hook call placement
    • SIP URI dialing
    • Do not disturb function
    • Shared call/bridged line appearance
    • Busy Lamp Field (BLF)
    • Multicast Group Paging and Push-to-Talk
    • *Also available in PSTN mode
    • Automated failover (SIP to PSTN)
    • SIP Server Redundancy
    • Time and date display/call timer
    • User-configurable contact directory and call history (missed, placed, and received)
    • Corporate Directory (LDAP) support
    • User selectable ringer tones
    • Wave file support for call progress tones
    • Unicode UTF-8 character support
    • Multilingual user interface encompassing Simplified Chinese, Traditional Chinese Danish, Dutch, English (Canada /US/ UK), French, German, Italian, Japanese, Korean, Norwegian, Polish, Portuguese, Russian, Slovenian, Spanish, Swedish
    • Called, connected party information
    • Support for multiple Caller ID standards**
      • Bellcore Type 1
      • ETSI
      • DTMF
    • ** Due to the diversity of Caller ID standards, some features may not be available in all areas. In addition, the quality of the telephone line connection may affect Caller ID functionality. Caller ID service may require a subscription from a service provider in your area.
    • Ethernet 10/100 Base-T
    • Two-wire RJ-11 analog PBX or PSTN interface
    • 2.5 mm connection port***
    • 2 RJ9 ports for wired expansion microphones
    • *** SoundStation Duo uses a cable that connects to a standard 2.5mm headset connector. If your mobile phone model or PC does not support this type of connection you will need an adapter (not included).
    • IP Address Configuration -- DHCP and Static IP
    • Time synchronization with SNTP server
    • FTP/TFTP/FTPS/HTTP/HTTPS serverbased central provisioning for mass deployments. Provisioning server redundancy supported.
    • Web portal for individual unit configuration and online software upgrade
    • QoS Support—IEEE 802.1p/Q tagging (VLAN), Layer 3 TOS and DSCP
    • Telchemy® VQmon® support
    • Network Address Translation (NAT) support—static
    • RTCP support (RFC 1889)
    • Configuration import/export
    • Local digit map (dialing plan)
    • Hardware diagnostics
    • Status and statistics
    • Reset to factory settings
    • 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
    • CE Mark
    • EN60950-1
    • IEC60950-1
    • UL60950-1
    • CAN/CSA C22.2 No.60950-1-03
    • AS/NZS60950-1
    • RoHS Compliant
    • FCC Part 15 (CFR 47) Class B
    • ICES-003 Class B
    • EN55022 Class B
    • CISPR22 Class B
    • AS/NZS CISPR22 Class B
    • VCCI Class B
    • EN22024
    • FCC Part 68
    • AS/ACIF S002/S004
    • Telepermit
    • KC
    • GOST-R
    • TRA
    • Protocol support
    • IETF SIP (RFC 3261 and companion RFCs)
    • Conference phone console
    • 21 ft (6.4 m) combined analog and Ethernet cable with power injection module
    • Universal power supply 24 V, 0.5 A
    • 7 ft (2.1 m) region-specific power cord
    • 7 ft (2.1 m) Ethernet cable
    • 7 ft (2.1 m) telephony cable (RJ11)
    • Quick Start Guide
    • 2 x expansion microphones 200–7000 Hz
    • Operating temperature
      • 32–104° F (0–40° C)
    • Relative humidity
      • 20–85% (non‑condensing)
    • Storage temperature: -22–131°F
      • (-30–55°C)
    • 1-year
    • 2200-19000-001 - Made in China
    • G2200-19000-001 - Assembled in USA
    • 15.6 x 12.9 x 2.5 in (34.6 x 32.7 x 6.4 cm)
    • 1.62 lb (0.74 kg)
    • 13.9 x 18 x 3.7 in (35.3 x 45.8 x 9.4 cm)
    • 4.56 lb (2.06 kg)
Data Sheet


Related Products


SoundStation Duo Data Sheet

Learn about the features and benefits and technical specifications of the SoundStation Duo

Download Data Sheet
Resource Library


Find our resources, downloads, and software, or contact support for more assistance.

view all support
Próximas etapas

Dê o próximo passo

Pronto para implantar uma solução de comunicação de nível internacional? A Poly está aqui para ajudar. Entre em contato conosco ou com um parceiro certificado pela Poly em sua região para começar ainda hoje.