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Product information
From the manufacturer
About this product
- The phone offers an easy-to-use interface and provides a traditional telephony-like user experience
- The default handset is a standard narrowband-capable audio handset (connects through an RJ-9 port) for the IP Phone 7811, and wideband on handset is available with purchase of additional wideband handset
- A volume-control toggle provides easy decibel-level adjustments of the handset, monitor speaker, and ringer
- Full-duplex speakerphone allows gives you flexibility in placing and receiving calls. For added security, the audible dual tone multifrequency (DTMF) tones are masked when the speakerphone mode is used
- The phone can be installed on a wall using optional wall-mount kit (available separately)
- The phone supports IEEE 802.3af PoE (Class 1); power consumption does not exceed 3.84 watts
- The Cisco IP Phone 7811 and 7821 require a Basic User Connect License (UCL) in order to connect to Cisco Unified Communications Manager
Easy-to-Use, Cost-Effective Voice VoIP Collaboration
The IP Phone 7811 delivers simple, highly secure, and cost-effective VoIP communications for small to large businesses. It is ideal for occasional-to-light communications needs, such as in lobbies, cafeterias, and conference centers. Cisco on-premises, hosted, Webex Calling, and third-party call control offer flexible deployment options.
Exceptional User Experience
- High-resolution, graphical grayscale display for easier viewing
- Dedicated fixed keys for increased efficiency
- A built-in speakerphone for hands-free communications
- Wideband for enhanced audio, supported with an optional wideband handset
Simple, Cost-Effective Administration
This phone is easy to deploy and manage, with features such as:
- Flexible deployment options include Cisco on-premises, hosted, and Webex Calling.
- Cisco Expressway, which enables remote workers to enjoy single sign-on access without a VPN client
- Power over Ethernet (PoE) Class 1 and Cisco EnergyWise to help reduce energy costs
- Integrated IEEE 10/100 switch to reduce installation costs
- Cisco Webex Phone OS consolidates administration with software common to both the IP Phone 7800 Series and IP Phone 8800 Series
Product details
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| Case material | Acrylonitrile butadiene styrene (ABS) |
|---|---|
| Certification | EMC - Emissions ◦ 47CFR Part 15 (CFR 47) Class B ◦ AS/NZS CISPR22 Class B ◦ CISPR22: 2005 w/Amendment 1: 2005 Class B ◦ EN55022: 2006 w/Amendment 1: 2007 Class B ◦ ICES003 Class B ◦ VCCI Class B ◦ EN61000-3-2 ◦ EN61000-3-3 ◦ KN22 Class B ● EMC - Immunity ◦ EN55024 ◦ CISPR24 ◦ EN60601-1-2 ◦ KN24 ◦ Armadillo Light ● Telecom ◦ FCC Part 68 HAC ◦ CS-03-HAC ◦ AS/ACIF S004 ◦ AS/ACIF S040 ◦ NZ PTC 220 |
| Compliance industry standards | TIA 810, TIA 920 IEEE 802.3 Ethernet, IEEE 802.3af, 802.3at |
| Depth | 195 mm |
| Display diagonal | 8.33 cm (3.28") |
| Display resolution | 384 x 106 pixels |
| Ethernet LAN data rates | 10,100 Mbit/s |
| Ethernet LAN interface type | Fast Ethernet |
| Ethernet LAN (RJ-45) ports | 2 |
| Handset type | Wired handset |
| Height | 33 mm |
| Lines quantity | 1 lines |
| Mounting | Desk/Wall |
| Networking standards | IEEE 802.3, IEEE 802.3af |
| Operating relative humidity (H-H) | 10 - 90% |
| Operating temperature (T-T) | 0 - 40 °C |
| Product colour | Charcoal |
| Product type | IP Phone |
| RJ-9 ports quantity | 1 |
| Safety | UL 60950 Second Edition, CAN/CSA-C22.2 No. 60950 Second Edition, EN 60950 Second Edition (incl. A11 & A12), IEC 60950 Second Edition (incl. A11 & A12), AS/NZS 60950, GB4943 |
| Security algorithms | 128-bit AES, 256-bit AES, 802.1x RADIUS |
| Supported network protocols | SIP, SRTP, TLS |
| Voice codecs | G.711a, G.711u, G.722, G.729A, iLBC |
| Weight | 806 g |
| Width | 207 mm |
Logistics
| EAN | 0889728071062 |
|---|---|
| Unit of measure | — |
| Weight | — |
| Dimensions | — |
| Dangerous goods | No |
Warranty
- 12-month warranty on everything we sell.
- Runs from the day your order is delivered.
- Faults under normal use are repaired, replaced or refunded.
Payment
- Visa and Mastercard, processed securely by Tyl by NatWest with 3D Secure.
- PayPal — your PayPal balance or a saved card or bank account.
- Clearpay, Klarna and Billie — pay later or in instalments, processed by Stripe.
- No surcharge on any payment method; refunds go back to the way you paid.
Spread the cost
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- Businesses: pay in 30 days on invoice with Billie. Learn more
Choose at checkout. 18+, T&Cs apply, credit subject to status.
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