Polycom SoundStation Duo - Conference VoIP phone - SIP

Whether your conference rooms use analog lines or you've already migrated to Voice over IP (VoIP) telephony, the SoundStation Duo phone delivers the ultimate deployment flexibility for small to midsize rooms.

Specifications

General
   Product Type:  Conference VoIP phone

Phone Features
   Call Services:  Voice Mail, Caller ID, Call Waiting, Call Forwarding, Call Transfer, Call Hold
   Dialer Type:  Keypad
   Dialer Location:  Base
   Conference Call Capability:  3-way
   Speakerphone:  Yes
   Menu Operation:  Yes
   Function Buttons:  Conference button, navigator key, mute button, redial button
   Volume Control:  Yes
   Ringer Control:  Yes
   Firmware Upgradable:  Yes
   Additional Functions:  Call timer, built-in clock
   Additional Features:  On-hook dialing, built-in web server, push-to-talk mode

Conference Phone
   Package Content:  Conference phone console
   Features:  HD Voice, echo cancellation

IP Telephony
   VoIP Protocols:  SIP
   Voice Codecs:  G.722, G.729ab, G.711u, G.711a, iLBC
   Quality of Service:  IEEE 802.1Q (VLAN), IEEE 802.1p, Type of Service (ToS)
   IP Address Assignment:  DHCP, static
   Power Over Ethernet (PoE) Support:  Yes
   Network Protocols:  TFTP, HTTP, HTTPS
   Network Ports Qty:  1 x Ethernet 10Base-T/100Base-TX
   Voice Features:  Voice activity detection (VAD), acoustic echo cancellation (AEC)
   Network Features:  Network Address Translation (NAT), Lightweight Directory Access Protocol (LDAP)

Phone Memory
   Missed Calls Memory:  100
   Dialed Calls Memory:  100
   Caller ID Memory:  100 names & numbers

Display
   Type:  LCD display - monochrome
   Display Location:  Base
   Display Resolution:  248 x 68 pixels
   Backlit:  Yes

Miscellaneous
   Connections:  PSTN line jack ¦ Headset jack / sub-mini-phone 2.5 mm ¦ 2 x microphone jack / RJ-9
   Cables Included:  Network cable - 7 ft ¦ Phone line cable - 7 ft ¦ Power cable - 7 ft
   Included Accessories:  Power adapter
   Compliant Standards:  VCCI Class B ITE, CISPR 22 Class B, EN55022 Class B, ICES-003 Class B, AS/NZS 60950-1, AS/ACIF S004, FCC Part 68, RoHS, NTRA, UL 60950-1, IEC 60950-1, EN 60950-1, CSA C22.2 No. 60950-1-03, ANATEL, FCC CFR47 Part 15 B, GOST-R, KC

Power
   Type:  Power adapter - external

Dimensions & Weight (Base)
   Width:  12.9 in
   Depth:  13.6 in
   Height:  2.5 in
   Weight:  1.6 lbs

Manufacturer Warranty
   Service & Support:  Limited warranty - 1 year