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The Cisco Unified SIP Phone 3911 is a cost-effective, entry-level phone that addresses the needs of a lobby, laboratory, manufacturing floor, and hallway.
- Fixed feature keys that provide one-touch access to redial, transfer, conference, hold, line select, mute, speakerphone, and voicemail access features.
- A display that supports additional capabilities such as caller ID, call history, and phone configuration.
- Choice of IEEE 802.3af Power over Ethernet (PoE) or local power through an optional power adapter.