The CP-7841-K9 is a Cisco IP Phone 7841 — a 4-line Gigabit VoIP phone designed for information workers and managers, featuring wideband audio, 3.5" backlit display, full-duplex speakerphone, Gigabit Ethernet passthrough, and enterprise-grade security.
4-Line VoIP | 3.5" White Backlit Display (396x162) | Wideband Audio (G.722) | Full-Duplex Speakerphone | 4x Programmable Line Keys | 4x Soft Keys | EHS Headset Support | Dual Gigabit Ethernet | PoE Class 1 | Wall Mountable
Specifications:
Brand: Cisco | Model: CP-7841-K9 | Series: IP Phone 7800 | Lines: 4 | Display: 3.5" White Backlit Greyscale, 396x162 pixels | Ethernet: 2x 10/100/1000 Gigabit (Network + PC Passthrough) | Power: PoE Class 1 or AC Adapter (sold separately) | Signaling: SIP | Color: Charcoal
Codecs:
G.711a/μ | G.722 | G.729a | iLBC
Security:
TLS Signaling | SRTP Media Encryption | 802.1X Authentication | Secure Boot | HTTPS Provisioning
Compatible Platforms:
Cisco Unified Communications Manager 9.3+ | Cisco Webex Calling | Cisco Hosted Collaboration | Third-Party SIP Platforms
Features:
Full-Duplex Wideband Speakerphone | EHS Headset Support | XML + CTI Application Access | Cisco EnergyWise | Dedicated Fixed Keys (Conference, Messages, Directory) | Replaceable Bezel | Optional Wall Mount
The CP-7841-K9 is a Cisco IP Phone 7841 — a 4-line Gigabit VoIP phone designed for information workers and managers, featuring wideband audio, 3.5" backlit display, full-duplex speakerphone, Gigabit Ethernet passthrough, and enterprise-grade security.
4-Line VoIP | 3.5" White Backlit Display (396x162) | Wideband Audio (G.722) | Full-Duplex Speakerphone | 4x Programmable Line Keys | 4x Soft Keys | EHS Headset Support | Dual Gigabit Ethernet | PoE Class 1 | Wall Mountable
Specifications:
Brand: Cisco | Model: CP-7841-K9 | Series: IP Phone 7800 | Lines: 4 | Display: 3.5" White Backlit Greyscale, 396x162 pixels | Ethernet: 2x 10/100/1000 Gigabit (Network + PC Passthrough) | Power: PoE Class 1 or AC Adapter (sold separately) | Signaling: SIP | Color: Charcoal
Codecs:
G.711a/μ | G.722 | G.729a | iLBC
Security:
TLS Signaling | SRTP Media Encryption | 802.1X Authentication | Secure Boot | HTTPS Provisioning
Compatible Platforms:
Cisco Unified Communications Manager 9.3+ | Cisco Webex Calling | Cisco Hosted Collaboration | Third-Party SIP Platforms
Features:
Full-Duplex Wideband Speakerphone | EHS Headset Support | XML + CTI Application Access | Cisco EnergyWise | Dedicated Fixed Keys (Conference, Messages, Directory) | Replaceable Bezel | Optional Wall Mount
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