Cisco CP-8841-K9 | IP Phone 8841 VoIP Phone

1. Display: 5-inch widescreen VGA (800x480 pixel) TFT color display
2. Ethernet switch: 10/100/1000
3. Programmable line keys: 5
4. Speakerphone: Full-duplex speakerphone with acoustic echo cancellation
5. Audio codec: G.711a, G.711u, G.729a, G.729ab, iLBC, and iSAC
6. Power over Ethernet (PoE): IEEE 802.3af PoE (Class 3)
7. Headset support: RJ-9 jack, Bluetooth, and USB
8. Protocol support: SIP (Session Initiation Protocol)
9. Security: 802.1X authentication, media encryption via SRTP, and HTTPS for secure provisioning and upgrades
10. Dimensions: 10.5 x 10.4 x 6.2 inches
11. Weight: 3.5 pounds
12. Compatibility: Cisco Unified Communications Manager and Cisco Hosted Collaboration Solution

Notes:
1. The phone has a built-in camera for video conferencing.
2. The phone can be personalized with custom backgrounds and ringtones.
3. The phone supports up to 2 expansion modules for additional line keys.