Polycom

SoundPoint ® IP 331C

Excellent sound quality, enterprise level complete set of functions
Product Description:

Great value enterprise grade SIP phones are suitable for occasions such as regular employee desktops and call center seats

The best choice for regular employees' desktops is a 10/100 Ethernet switch with two ports, which provides convenience for accessing desktop computers. Provide excellent sound quality to make meetings as smooth and natural as face-to-face interactions. Your workstation only requires one Ethernet cable to meet the needs of PC and IP phones.
Excellent sound quality

Baolitong's acoustic clarity technology makes the crystal clear and hands-free conversation sound closer to nature.
Enterprise level complete set of functions

Dual line, full duplex, easy to read graphic LCD display, support for shared lines, online status, local three-way meetings, and unique call handling.
Efficient installation and deployment

Support multiple servers for remote deployment, integrated with IEEE802.3af Ethernet power supply.
Wide interoperability

Interoperability with leading IP PBX and Softswitch platforms, and integration with Microsoft Live Communication Server for telephone functionality and online presence.

Technical parameters
Attributes	key
3 context sensitive "soft" keys, 2 line keys with two-color LEDs, 2 function keys ("Menu" and "Dial"), 4 directional navigation keys and "Select" key, 2 volume control keys, call hold key, headphone key, speaker hands-free key, microphone mute key	display
102 × 33 high-resolution background light, graphical LCD	line
2 lines	Ear microphone interface
2.5mm headphone interface	Number display
Support calling number display	Audio Characteristics
Full duplex, automatic gain control, dynamic noise cancellation, comfortable background noise generation, echo cancellation, adaptive jitter buffering, packet loss concealment, voice activation detection, low latency audio packet transmission	agreement
Support SIP protocol	CODEC
Support G.711U/A, G.729A, ILBC	QoS
Supports DSCP, Layer 3 TOS, IEEE802.1p/Q tagging (VLAN)	configuration management
Support multiple software upgrade methods (FTP/TFTP), managed through WEB	power supply
Supports IEEE802.3afPoE power supply	language
The phone configuration interface supports Chinese	log
The phone can provide LOG logs	safety
By using Transport Layer Security (TLS), encrypted configuration files, and digital authentication, password login can be set. Support URL syntax and configure boot server. Use HTTPS secure deployment and executable software that supports "fingerprinting"	Answer mode
Supports three modes: hands-free, controller, and headset	Meeting function
Three party meetings can be implemented locally, and meetings can be held by joining the conference bridge	call processing
Support shared calls, bridged lines, busy line extension display, call timer, and call waiting. Support local 3-party meetings, one click dialing, redial call forwarding, transfer, and pick up. Support one click dialing, lost call notification, phone intercom, and automatic off hook call settings. Support Do Not Disturb feature	Integration Feature
	Integration with Skype, supporting direct registration to Skype
Integrating Microsoft LCS 2005 to achieve telephone functionality and online status	defects liability period
3 years	network interface
	Dual 10/100M adaptive network port
	Supports DHCP and static addresses