POLYCOM SOUNDSTATION DUO

Product specifications

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

Display

• Size (W x H): 248 x 68 pixels
• White LED backlight with custom intensity control

Keypad

• 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

• 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

-711 (A-law and Mu-law)

-729a (Annex B)

-722

-iLBC 13.33 and 15.2kbps

SIP call handling features

• 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

Other features

• 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

Interfaces

• 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

Network and provisioning

• IP Address Configuration

• DHCP and Static IP

• Time synchronization with SNTP server
• FTP/TFTP/FTPS/HTTP/HTTPS server-based 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

Security

• 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

Safety

• CE Mark
• EN60950-1
• IEC60950-1
• UL60950-1
• CAN/CSA C22.2 No.60950-1-03
• AS/NZS60950-1
• RoHS Compliant

EMC

• 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

Telecom

• FCC Part 68
• AS/ACIF S002/S004
• Telepermit
• KC
• GOST-R
• TRA

Protocol support

• IETF SIP (RFC 3261 and companion RFCs)

SoundStation Duo ships with

• 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