| Audio |
| Frequency range |
: |
300 - 3300 H |
| Call management |
| Conference call capability |
: |
Y |
| Redialing |
: |
Y |
| Speed dialing |
: |
Y |
| Camera |
| Camera included |
: |
N |
| Certificates |
| Compliance industry standards |
: |
IEEE 802.3af; IEEE 802.1p; RFC1889 |
| Colour |
| Colour of product |
: |
Dark Grey |
| Connectivity |
| Ethernet LAN (RJ-45) ports quantity |
: |
1 |
| Headphone connectivity |
: |
2.5 mm |
| Plug and Play |
: |
Y |
| Wireless connections |
: |
N |
| Display |
| Display |
: |
LCD |
| Environmental conditions |
| Operating relative humidity range |
: |
20 - 85 % |
| Operating temperature range (T-T) |
: |
10 - 40 C |
| Storage temperature range (T-T) |
: |
-40 - 70 C |
| Illumination/Alarms |
| LED on base |
: |
Y |
| IP telephone |
| Full duplex |
: |
Y |
| Voice codecs |
: |
G.711 A; G.729A / B |
| VoIP protocols |
: |
RFC 3261 |
| Management features |
| Navigation key |
: |
Y |
| Volume control |
: |
Digital |
| Networking |
| Channels quantity |
: |
1 |
| Phone features |
| Hands-free mode |
: |
Y |
| Microphone mute |
: |
Y |
| Noise reduction |
: |
Y |
| Speakerphone |
: |
Y |
| System requirements |
| Mac compatibility |
: |
N |
| Technical details |
| Backlit keypad |
: |
Y |
| Dialing |
: |
Tone |
| Resolution |
: |
102 x 33 pixels |
| Type |
: |
IP |
| Weight & dimensions |
| Dimensions W x D x H |
: |
170 x 145 x 175 mm |
| Weight |
: |
625 g |
Polycom SoundPoint IP 321, Digital, G.711 A; G.729A / B, RFC 3261, LCD, 300 - 3300 H, 2.5 mm
The SoundPoint IP 321 and 331 are two-line SIP phones that deliver superb sound quality as well as a wide range of supported business telephony features. The SoundPoint IP 321 phone has a single 10/100 Ethernet port and is designed for common areas, such as lobbies, hallways, and break rooms, as well as various wall-mounted deployments.