| Lines (Directory Numbers) | Up to 2 lines with up to 2 calls per line |
| Display | 102 x 33 pixel-graphical LCD |
| Feature Keys | 3 context-sensitive “soft” keys;
2 line keys with bi-color (red/green) LED;
2 feature keys (“Menu” and “Dial”);
4-way navigation key cluster with center"Select" key;
2 volume control keys;
Dedicated hold key;
Dedicated headset key;
Dedicated hands-free speakerphone key;
Dedicated microphone mute key |
| Hearing Aid Compatibility | Compliant with ADA Section 508 Recommendations: Subpart B 1194.23(all);
Hearing Aid Compatible (HAC) handset for magnetic coupling to approved HAC hearing aids;
Compatible with commercially-available TTY adapter equipment. |
| Audio Features | Full-duplex hands-free speaker-phone with Polycom® Acoustic Clarity™ technology;
Type 1 compliant with IEEE 1329 full duplex standards;
Frequency response - 300Hz - 3300Hz for handset, headset and hands-free;
Speakerphone modes;
|
| Codecs | G.711 ?/A and G.729A (Annex B);
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;
Acoustic echo cancellation;
Packet loss concealment;
Background noise suppression. |
| Call Handling Features1 | Shared call/bridged line appearance;
Flexible line appearance (one or more line keys can be assigned for each line extension);
Distinctive incoming call treatment/call waiting;
Call timer;
Call transfer, hold, divert (forward), pickup;
Called, calling, connected party information;
Local three-way conferencing;
One-touch speed dial, redial;
Remote missed call notification;
Call waiting;
Intercom;
Automatic off-hook call placement;
Do not disturb function. |
| Other Features | Interoperability with Microsoft® LCS 2005 for telephony and presence2;
Compatibility with Microsoft Office Communicator and Windows® Messenger 5.1 Clients;
Enabled for Polycom Productivity Suite;
Local feature-rich GUI;
Time and date display;
User-configurable contact directory and call history (missed, placed and received);
Wave file support for call progress tones;
Unicode UTF-8 character support.
Multilingual user interface encompassing Danish, Dutch, English (Canada/US/UK), French, German, Italian,Norwegian, Russian, Spanish, Swedish. |
| Protocol Support | IETF SIP (RFC 3261 and companion RFCs);
Network and Provisioning;
SoundPoint IP 331—two-port 10/100 Mbps Ethernet switch;
SoundPoint IP 321—single 10/100 Mbps Ethernet port;
Manual or dynamic host configuration protocol (DHCP) network setup;
Time and date synchronization using SNTP;
FTP/TFTP/HTTP/HTTPS server-based central provisioning for mass deployments;
Provisioning and call server redundancy supported;
QoS Support—IEEE 802.1p/Q tagging (VLAN), Layer 3;
Web portal for individual unit configuration;
TOS, and DSCP;
Network Address Translation (NAT) support for static configuration and “Keep-Alive” SIP signalling;
Event logging;
RTCP support (RFC 1889);
Syslog;
Local digit map;
Hardware diagnostics;
Status and statistics reporting. |
| Security1 | Transport Layer Security (TLS);
Encrypted configuration files;
Digest authentication;
Password login;
HTTPS secure provisioning;
Support for URL syntax with password for boot server;
Support for signed software executables. |
| Power | Built-in, auto-sensing IEEE 802.3af Power over Ethernet (Class 1);
External universal input AC adapter (optional4; 24V DC @ 500mA). |
| Approvals | FCC Part 15 (CFR 47) Class B;
ICES-003 Class B;
EN55022 Class B;
CISPR22 Class B;
AS/NZS CISPR 22 Class;
VCCI Class B;
EN55024 Class B;
EN61000-3-2;
EN61000-3-3;
EN-61000-6-1;
ROHS compliant;
Anatel;
GOST;
C-tick;
CCC. |
| Safety | CE Mark;
EN60950-1;
IEC60950-1;
NRTL;
CAB/CSA-C22.2 No. 60950-1-03;
AS/NZS60950-1. |
| Temperature | 10—40°C (50—104°F) |
| Relative humidity | 20%—85%, non-condensing |
| Storage Temperature | -40—70°C (-40—160°F) |
| Soundpoint Ip 331/321 Comes With: | SoundPoint IP 331/321 console;
Handset with handset cord;
Base stand;
Quick Start Guide;
Network (LAN) cable;
Product registration card. |
| Size | 17 cm x 14.5 cm x 17.5 cm x 3.5 cm |
| Weight | 0.625 kg |
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