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Cisco CP IP Telephone 7841-K9 : HD Voice , 360° Mic & PoE For Conference Rooms
The Cisco CP IP Telephone 7841-K9 is a professional conference phone designed for small to medium meeting spaces, offering high-definition (HD) audio, advanced noise cancellation, and seamless integration with SIP-based VoIP systems. Its 360° microphone array ensures every participant is heard clearly, while Power over Ethernet (PoE) simplifies installation.
✔ HD Voice Technology – Wideband audio for natural, lifelike conference calls.
✔ Full-Duplex Speakerphone – Eliminates echo for smooth, interruption-free conversations.
✔ 360° Omnidirectional Mic – Covers up to 3 meters (10 ft) for clear voice pickup.
✔ Enterprise-Grade Security – Supports TLS/SRTP encryption and 802.1X authentication.
✔ PoE (IEEE 802.3af) & Wi-Fi/Bluetooth Ready* (*requires optional adapter).
✔ Easy Deployment – Plug-and-play setup with Cisco Unified Communications Manager.
| Feature | Specification |
|---|---|
| Audio | HD Voice (G.722, G.711) |
| Microphone | 360° beamforming array |
| Speaker | Full-duplex, wideband |
| Network | Gigabit Ethernet (10/100/1000) |
| Power | PoE (802.3af) or AC adapter |
| Protocols | SIP, TLS, SRTP |
| Display | 2.5" backlit LCD |
| Compatibility | Cisco Call Manager, BroadWorks, 3rd-party SIP |
Optimized for Meetings – Superior audio quality over traditional desk phones.
Secure & Reliable – Enterprise-grade encryption for sensitive calls.
Flexible Connectivity – PoE support reduces cable clutter.
Ideal for: Conference rooms, huddle spaces, and executive offices requiring professional-grade SIP telephony.