The IP Phone 7800 Series introduces 5 models (7811, 7821, 7841, 7861 and 7832) to the portfolio. The models range in their support, from a single line model for users with light voice communications needs to a 16-line model for highly active users of VoIP communications. There is also an audio conference phone which supports small conference/huddle rooms up to 6 people.
Read the main FEATURE COMPARISON OF the 7811, 7821, 7841, 7861 and 7832 Models
| 7811 | 7821 | 7841 | 7861 | 7832 Conference Phone | |
| Intergral Switch | 10/100 | 10/100 | 10/100/1000 | 10/100 | N/A |
| Display | 384 x 106 pixel-based, anti-glare graphical monochrome display | 396 x 162 pixel-based, anti-glare graphical monochrome display with white backlight | 396 x 162 pixel-based, anti-glare graphical monochrome display with white backlight | 396 x 162 pixel-based, anti-glare graphical monochrome display with white backlight | 384 × 128 pixel, monochrome display with white LED backlight |
| Integrated Video | No | No | No | No | No |
| Touch Screen | No | No | No | No | No |
| Speakerphone | Yes (Narrowband) | Yes | Yes | Yes | Yes |
| Number of Line keys | 0 | 2 | 4 | 16 | 1 |
| Programmable (Soft) keys | 4 | 4 | 4 | 4 | 4 |
| Fixed Feature Keys | 11 (No headset audio key) | 11 | 11 | 11 | 11 |
| Advanced Features | Wideband audio available with purchase of wideband handset; Mobile Remote Access without a VPN client through Cisco Expressway; Registration flexibility on premises or to Cisco Webex in the cloud | Multi-call per-line appearance Full Wideband Audio Electronic Hookswitch Support (Through AUX Port); Mobile Remote Access without a VPN client through Cisco Expressway; Registration flexibility on premises or to Cisco Webex in the cloud | Multi-call per-line appearance Full Wideband Audio Electronic Hookswitch Support (Through AUX Port); Mobile Remote Access without a VPN client through Cisco Expressway; Registration flexibility on premises or to Cisco Webex in the cloud | Multi-call per-line appearance Full Wideband Audio Electronic Hookswitch Support (Through AUX Port); Mobile Remote Access without a VPN client through Cisco Expressway; Registration flexibility on premises or to Cisco Webex in the cloud | 360-degree Full Wideband Audio Expanded mute key eases participant access Raised edges enhances portability |
| Handsfree | Yes | Yes | Yes | Yes | Yes |
| Message Waiting Indication | Yes | Yes | Yes | Yes | Yes |
| Third Party XML Support | Yes | Yes | Yes | Yes | Yes |
| Headset Port | No | Yes | Yes | Yes | No |
| Signaling Protocal | SIP | SIP | SIP | SIP | SIP |
| 802-3AF | Yes | Yes | Yes | Yes | Yes |
| Cisco Power | No | No | No | No | No |
| PoE Classification | Class 1 | Class 1 | Class 1 | Class 1 | Class 1 |
| DHCP | Yes | Yes | Yes | Yes | Yes |
| 802-1p/q | Yes | Yes | Yes | Yes | Yes |
| Codecs | G.711a/μ, G.722, G.729a, iLBC and OPUS | G.711a, G.711u, G.729a, G.729b, G.729ab, G.722, Internet Low Bitrate Codec (iLBC) and OPUS | G.711a, G.711u, G.729a, G.729b, G.729ab, G.722, Internet Low Bitrate Codec (iLBC) and OPUS | G.711a, G.711u, G.729a, G.729b, G.729ab, G.722, Internet Low Bitrate Codec (iLBC) and OPUS | G.711(u/A), G.729a, G.729ab, iLBC, iSAC, G.722, G.722.2, OPUS |
| Supported Cisco Call Control Platform(s) | CUCM: 8.5.1, 8.62, 9.1.2, 10x and later Bus. Edition: 8.6.2 HCS: 9.1.2 Cisco Webex: Requires Cisco Webex Phone OS 11.0 or later | CUCM: 8.5.1, 8.62, 9.1.2, 10x and later Bus. Edition: 8.6.2 HCS: 9.1.2 Cisco Webex: Requires Cisco Webex Phone OS 11.0 or later | CUCM: 8.5.1, 8.62, 9.1.2, 10x and later Bus. Edition: 8.6.2 HCS: 9.1.2 Cisco Webex: Requires Cisco Webex Phone OS 11.0 or later | CUCM: 8.5.1, 8.62, 9.1.2, 10x and later Bus. Edition: 8.6.2 HCS: 9.1.2 Cisco Webex: Requires Cisco Webex Phone OS 11.0 or later | Cisco Webex (requires Cisco Webex Phone OS 12.0 or later); CUCM and Business Edition 6000/7000 10.5(2), 11.0, 11.5, 12.0 and later” |
| UC Manager Encryption Support (TLS/SRTP) | Yes | Yes | Yes | Yes | Yes |
| Notes | FIPS 140-2 Level 1: Requires Phone OS 11.5 or later | FIPS 140-2 Level 1: Requires Phone OS 11.5 or later | FIPS 140-2 Level 1: Requires Phone OS 11.5 or later | FIPS 140-2 Level 1: Requires Phone OS 11.5 or later | |
| PID | CP-7811-K9= CP-7811-3PCC-K9= Multiplatform Phone: (Cisco approved Service Providers) | CP-7821-K9= (Charcoal); CP-7821-W-K9= (White); CP-7821-3PCC-K9= Multiplatform Phone: (Cisco approved Service Providers) | CP-7841-K9= (Charcoal); CP-7841-W-K9= (White); CP-7841-3PCC-K9= Multiplatform Phone: (Cisco approved Service Providers) | CP-7861-K9= (Charcoal); CP-7861-W-K9= (White); CP-7861-3PCC-K9= Multiplatform Phone: (Cisco approved Service Providers) | CP-7832-K9= (Charcoal) CP-7832-W-K9= (White) CP-7832-3PCC-K9= Multiplatform Phone (Cisco approved Service Providers) |
| Datasheet URL | Cisco 7800 Series IP Phone Datasheet | Cisco 7800 Series IP Phone Datasheet | Cisco 7800 Series IP Phone Datasheet | Cisco 7800 Series IP Phone Datasheet | Cisco 7800 Series IP Phone Datasheet |
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