Polycom VVX 311 VoIP Desk Phone 6 Lines with Power Adapter 2200‑48350‑001

Key Features

• Six-Line SIP Capability: Manage multiple calls or contacts with ease using dedicated physical keys.
• HD Voice Clarity: Wideband audio with Acoustic Clarity delivers natural-sounding voice performance.
• Dual Gigabit Ethernet: Network pass-through reduces cabling; PoE provides streamlined power and network delivery.
• Integrated Speaker & Headset Port: Full-duplex speakerphone and RJ‑9 headset support for flexible call handling.
• Backlit LCD Interface: Easy-to-read display and intuitive navigation even in low-light areas.
• Expansion Module Compatible: Scales to large contact lists or keysets using up to three expansion modules.
• Simple Provisioning: SIP-based remote configuration and zero‑touch provisioning support.
• Comprehensive Call Features: Support for call transfer, hold, parking, conferencing, mute, and intercom.
• Accessible & Compact Design: Small footprint ideal for cubicles, shared workspaces, or dorm-style setups.

Key Specifications

• Model Number: 2200‑48350‑001 (VVX 311 with included power adapter)
• Line Capacity: Six programmable SIP lines with dedicated hardware keys
• Display: Backlit grayscale graphical LCD, 208 × 104 pixels
• Ports: Dual Gigabit Ethernet ports (10/100/1000 Mbps) supporting PoE and PC passthrough
• Power Support: IEEE 802.3af Power over Ethernet (Class 2); includes AC power adapter
• Audio Technology: HD Voice wideband audio up to 7 kHz, Acoustic Clarity echo cancellation
• Speakerphone: Full-duplex speakerphone for clear hands‑free calls
• Headset Support: Dedicated RJ-9 headset port with electronic hook-switch support
• Expandable: Supports up to three expansion modules for up to 120 additional programmable keys
• Form Factor: Compact desktop design; includes handset, cords, and desk stand

Product Overview

The Polycom VVX 311 IP Desk Phone (MPN 2200‑48350‑001) is a feature-rich entry-level VoIP solution designed for small and midsize business environments. It offers six programmable SIP lines and a clear backlit grayscale LCD display for essential call management tasks. Dual Gigabit Ethernet ports—all supporting PoE and PC passthrough—enable streamlined deployment with reduced cable clutter and effective network integration.

Audio Performance

Audio performance is enhanced by HD Voice with up to 7 kHz bandwidth and Acoustic Clarity technology, ensuring full-duplex speakerphone conversations. The phone includes a dedicated RJ-9 headset port for seamless call control directly from connected devices.

Deployment Ease

Deployments benefit from SIP-based provisioning and zero-touch configuration capabilities, simplifying IT management of device setups. The unit’s scalability is improved with compatibility for up to three Poly VVX expansion modules, supporting an extensive array of programmable contacts and keys.

User Interface Functionality

Designed for usability, the interface features six hard line keys, four context-sensitive soft keys, fixed feature buttons (transfer, mute, hold), and a 4-way navigation cluster. Compact physical dimensions make the VVX‑311 suitable for desktops, shared workspaces, and cubicle environments.

Wide Compatibility

The VVX 311 is equipped for high-traffic communication use, supporting a wide range of SIP-based IP PBX systems and hosted VoIP providers. It delivers essential voice functions without unnecessary complexity or high costs.

In summary, the Polycom VVX 311 (2200‑48350‑001) balances performance, expandability, usability, and deployment flexibility—making it a smart choice for organizations seeking consistent, effective voice communications in compact settings.