VoIP phone - SIP, SRTP - 4 lines - charcoal - remanufactured
| Main Specifications | |
|---|---|
| Product Description | Cisco IP Phone 6851 - VoIP phone |
| Product Type | VoIP phone |
| Main Features | Multiple VoIP protocol support, integrated Ethernet switch |
| VoIP Protocols | SIP, SRTP |
| Voice Codecs | G.722, G.729ab, G.711u, G.711a, iLBC, iSAC, Opus |
| Lines Supported | 4 lines |
| Speakerphone | Yes |
| Call Services | Voice Mail, Caller ID, Call Waiting, Call Forwarding, Call Transfer, Call Hold, Message Waiting Capability |
| Display | LCD display - monochrome - Yes |
| Network Ports Qty | 2 x Ethernet 10Base-T/100Base-TX/1000Base-T |
| Body Color | Charcoal |
| Localization | United Kingdom |
| Pricing Type | Remanufactured |
| General | |
| Product Type | VoIP phone |
| Body Color | Charcoal |
| Body Material | ABS polycarbonate |
| Localization | United Kingdom |
| Miscellaneous | |
| Connections | Headset jack / RJ-9 |
| Placing / Mounting | Wall-mountable, table-top |
| Pricing Type | Remanufactured |
| Display | |
| Type | LCD display - monochrome |
| Display Location | Base |
| Diagonal Size | 3.5" |
| Display Resolution | 396 x 162 pixels |
| Backlit | Yes |
| Phone Features | |
| Call Services | Voice Mail, Caller ID, Call Waiting, Call Forwarding, Call Transfer, Call Hold, Message Waiting Capability |
| Dialer Location | Base |
| Conference Call Capability | Yes |
| Speakerphone | Yes |
| Indicators | Voice message waiting indicator, speakerphone indicator, headset |
| Additional Functions | Call timer |
| Dimensions & Weight (Base) | |
| Width | 10.4 in |
| Depth | 1.3 in |
| Height | 8.1 in |
| Weight | 21.7 oz |
| IP Telephony | |
| Main Features | Multiple VoIP protocol support, integrated Ethernet switch |
| VoIP | Yes |
| VoIP Protocols | SIP, SRTP |
| Voice Codecs | G.722, G.729ab, G.711u, G.711a, iLBC, iSAC, Opus |
| Lines Supported | 4 lines |
| Quality of Service | IEEE 802.1Q (VLAN), IEEE 802.1p |
| IP Address Assignment | DHCP, static |
| Security | IEEE 802.1X |
| Power Over Ethernet (PoE) Support | Yes |
| Network Protocols | SRTP |
| Network Ports Qty | 2 x Ethernet 10Base-T/100Base-TX/1000Base-T |
| Network Features | Class 2 PoE |