VOIP Phones

Polycom VVX 311 6-line Desktop Phone Gigabit Ethernet with HD Voice. PoE - with Power Supply
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Polycom VVX 311 6-line Desktop Phone Gigabit Ethernet with HD Voice. PoE - with Power Supply
List Price: $249.00 Price: $149.00

Polycom VVX 311 6-line Desktop Phone Gigabit Ethernet with HD Voice. PoE - with Power Supply


  • Line Keys - 6 lines
  • Speaker Phone - Polycom HD Voice technology
  • Ethernet Connectivity - 10/1000Base-TX
  • Display Type - Backlit 8-level Grayscale graphical LCD (208 x 104) resolution
  • Headset Support - Dedicated RJ-9 headset port
  • PoE - Built-in auto sensing IEEE 802.3af Power over Ethernet (Class 2)
  • Warranty - 1 Year
The VVX 300 Series brings high-quality, cost-effective solutions to any environment through advanced unified communications (UC) features. The intuitive user interface of the VVX 300 Series makes usability and navigation easy and requires minimal training. This phone requires a minimum firmware version of 5.4.1 or newer

Polycom VVX 311 6-line Desktop Phone Gigabit Ethernet with HD Voice. PoE - with Power Supply

  • Features
  • Backlit 8-level Grayscale graphical LCD (208 x 104) resolution
  • Voicemail support1
  • WebKit-based browser
  • Adjustable base height
  • Audio features
  • Polycom HD Voice technology delivers lifelike voice quality for each audio pathhandset, the hands-free speakerphone, and the optional headset
  • Polycom Acoustic Clarity technology providing full-duplex conversations, acoustic echo cancellation and background noise suppression
  • Type 1 compliant (IEEE 1329 full duplex)
  • Frequency response – 150 Hz – 7 kHz for handset, optional headset and handsfree speakerphone modes
  • Codecs: G.711 (A-law and µ-law), G.729AB, G.722, G.722.1, iLBC
  • Individual volume settings with visual feedback for each audio path
  • Voice activity detection
  • Comfort noise generation
  • DTMF tone generation (RFC 2833 and in-band)
  • Low-delay audio packet transmission
  • Adaptive jitter buffers
  • Packet loss concealment
  • Call Handling Features
  • 6 lines (programmable line keys)
  • Shared call/bridged line appearance
  • Busy Lamp Field (BLF)
  • Flexible line appearance (1 or more line keys can be assigned for each line extension)
  • Distinctive incoming call treatment/call waiting
  • Call timer and call waiting
  • Call transfer, hold, divert (forward), pickup
  • Called, calling, connected party information
  • Local 3-way audio conferencing
  • V1:V5
  • 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 supported1
  • QoS Support – IEEE 802.1p/Q tagging (VLAN), Layer 3 TOS, and DHCP
  • VLAN - CDP, DHCP VLAN discovery, LLDP-MED for VLAN discovery
  • Network address translation support for static configuration and ""keep-alive"" SIP signaling
  • Power
  • Built-in auto sensing IEEE 802.3af
  • Power over Ethernet (Class 2)
  • External Universal AC adapter (optional), 48VDC 0.3A

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