| User interface features | 3.5” color LCD (320x 240 pixel resolution) | Voicemail support | WebKit-based browser | Adjustable base height | Unicode UTF-8 character support | Two USB ports (2.0 compliant) for media and storage application |
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| Audio features | full-duplex | TIA-920 Wideband Audio | Type 1 compliant (IEEE 1329 full duplex) | Frequency response-150 Hz-7 kHz for hands-free speakerphone, handset and optional headset mode | Codecs: G.711 (A-law and μ-law), G.729AB,G.722 (HD Voice), 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 | OPUS support |
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| Headset / Handset | Dedicated RJ-9 headset port | Hearing aid compatibility to ITU-T P.370 and TIA 504A standards | Compliant with ADA Section 508 Subpart B 1194.23 (all) | Hearing aid compatible (HAC) handset for magnetic coupling to hearing aids | Compatible with commercially-available TTY adapter equipment |
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| Call handling features | 6 SIP identity (registration)/ 6 programmable line keys | Busy Lamp Field (BLF) | Shared call/bridged line appearance | Flexible line appearance (one or more line keys can be assigned for each registration) | Distinctive incoming call treatment/call waiting | Call timer and call waiting | Call transfer, hold, divert (forward), pickup | Called, calling, connected party information | Local three-way audio conferencing | One-touch speed dial, redial | Remote missed call notification | Do not disturb function | Electronic hook switch capable | Local configurable digit map/dial plan |
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| Open application platform | Supports Polycom Apps SDK and API for third- party business and personal applications | Bundled with Polycom UC Software |
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| Network and provisioning | SIP Protocol Support | SDP | IETF SIP (RFC 3261 and companion RFCs) | Two-port Ethernet switch 10/100/1000/1000Base-TX across LAN and PC Ports | Manual or dynamic host configuration protocol (DHCP) network setup | Time and date synchronization using SNTP | FTP/FTPS/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 TOS, and DHCP | VLAN-CDP, DHCP VLAN discovery, LLDP-MED for VLAN discovery | Network Address Translation (NAT) RTCP and RTP support | Event logging | Syslog | Hardware diagnostics | Status and statistics reporting | TCP | UDP | DNS-SRV | IPv4 and IPv6 |
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| Security | 802.1X Authentication and EAPOL Media encryption via SRTP | Transport Layer Security (TLS) | Encrypted configuration files | Digest authentication | Password login | Support for URL syntax with password for boot Server address | HTTPS secure provisioning | Support for signed software executables |
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| Physical dimensions/Weight | 23.3cm x 26.2cm x 6.2cm WxHxD | 1.04kg |
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| Power | Built-in auto sensing IEEE 802.3af Power over Ethernet (Class 0) 13 W (Max) | External Universal AC/DC Adapter (optional) 5VDC @ 3A (15W) | ENERGY STAR |
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Polycom VVX 350
350 business IP desk phone is a high quality, six-line, color, mid-range, IP phone designed for small to medium size businesses.
