CP-7811-K9= - Cisco UC PHONE 7811

Here are 12 technical specifications for the Cisco UC PHONE 7811:

1. Display: 3.28 inch (83.3 mm) 384x106 pixel-based, anti-glare LCD
2. Ethernet Switch: 10/100BASE-T Ethernet connection through RJ-45 interface
3. Protocol Support: SIP protocol support
4. Power over Ethernet (PoE): IEEE 802.3af PoE (Class 1); power consumption: 2.5W
5. Speakerphone: Full-duplex speakerphone with acoustic echo cancellation
6. Audio Codec: G.711a, G.711u, G.729a, G.729ab, and iLBC audio codec support
7. Headset Support: Dedicated RJ-9 headset port
8. Call Control: Cisco Unified Communications Manager (UCM) and Cisco Business Edition 6000 (BE 6000) support
9. Security: Secure boot and secure firmware upgrades
10. Language Support: 25 languages supported
11. Dimensions: 8.2 x 7.1 x 6.1 inches (20.8 x 18.0 x 15.5 cm)
12. Weight: 1.8 lbs (0.8 kg)

Helpful notes:
1. The Cisco UC PHONE 7811 is an affordable, reliable, and easy-to-use IP phone designed for small to large businesses.
2. With its anti-glare LCD display and full-duplex speakerphone, it provides a comfortable and clear communication experience.
3. The phone's secure boot and firmware upgrades ensure that your communications are always protected.