Cisco Wireless IP Phone 8821
Cordless extension handset | with Bluetooth interface with caller ID | IEEE 802.11a/b/g/n/ac (Wi-Fi) | SIP | 6 lines
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Main Specification
| Product Description | Cisco Wireless IP Phone 8821 - cordless extension handset - with Bluetooth interface with caller ID |
|---|---|
| Product Type | Cordless extension handset - with Bluetooth interface with caller ID |
| Total Number of Wireless Handsets | 1 |
| Cordless Phone Standard | IEEE 802.11a/b/g/n/ac (Wi-Fi) |
| VoIP Protocols | SIP |
| Voice Codecs | G.711a, G.711u, G.722, G.729a, G.729ab, iLBC, iSAC |
| Lines Supported | 6 lines |
| Speakerphone | Yes |
| Call Services | Voice Mail, Caller ID, Call Waiting, Call Forwarding, Call Transfer, Call Hold, Call Back, Call Mute |
| Display | LCD display - colour |
| Compatible Software | Cisco Hosted Collaboration Solution, Cisco Unified Communications Manager, Cisco Unified Survivable Remote Site Telephony, Cisco Unified Communications Manager Express |
| Weight | 163 g |
| Manufacturer Warranty | 1-year warranty |
General
| Product Type | Cordless extension handset |
|---|---|
| Integrated Components | Bluetooth interface |
| Total Number of Wireless Handsets | 1 |
| Weight | 163 g |
| Protection | IP54, dust protection, splashproof, waterproof |
Phone Features
| Cordless Phone Standard | IEEE 802.11a/b/g/n/ac (Wi-Fi) |
|---|---|
| Wireless Interface Provided | Bluetooth |
| Call Services | Voice Mail, Caller ID, Call Waiting, Call Forwarding, Call Transfer, Call Hold, Call Back, Call Mute |
| Caller ID Type | Caller ID |
| Dialer Location | Handset |
| Conference Call Capability | Yes |
| Speakerphone | Yes |
| Volume Control | Yes |
| Indicators | Ringer indicator, voice message waiting indicator, charging indicator |
| Additional Functions | Intercom |
IP Telephony
| VoIP | Yes |
|---|---|
| VoIP Protocols | SIP |
| Voice Codecs | G.711a, G.711u, G.722, G.729a, G.729ab, iLBC, iSAC |
| Lines Supported | 6 lines |
| Quality of Service | 802.11e (WMM) |
| IP Address Assignment | DHCP, static |
| Security | WPA Enterprise, WPA-Personal, WPA2-Enterprise, WPA2-Personal, 128-bit WEP, 40 bit WEP, AES, EAP-FAST, EAP-TLS, MIC, PEAP-GTC, PEAP-MSCHAPv2, TKIP, SHA-1, SHA-2 |
| Network Protocols | IEEE 802.11r, TFTP, DNS, SRTP, RTCP |
| Compatible Software | Cisco Hosted Collaboration Solution, Cisco Unified Communications Manager, Cisco Unified Survivable Remote Site Telephony, Cisco Unified Communications Manager Express |
Display
| Type | LCD display - colour |
|---|---|
| Display Location | Handset |
| Diagonal Size | 2.4" |
| Display Resolution | 240 x 320 pixels |
| Display Languages | Arabic, Bulgarian, Catalan, Chinese, Croatian, Czech, Danish, Dutch, English, Estonian, Finnish, French, German, Greek, Hebrew, Hungarian, Italian, Japanese, Korean, Latvian, Lithuanian, Norwegian, Polish, Portuguese, Romanian, Russian, Serbian, Slovak, Slovenian, Spanish, Swedish, Thai, Turkish |
Miscellaneous
| Connections | USB Headphones / mini-phone 3.5mm |
|---|---|
| Included Accessories | Power adapter, power cable, country clip |
Battery
| Capacity | 2060 mAh |
|---|---|
| Technology | Rechargeable - Lithium Ion |
| Included Qty | 1 |
| Talk Time | Up to 11.5 h |
| Standby Time | Up to 240 h |
Dimensions & Weight (Base)
| Width | 5.6 cm |
|---|---|
| Depth | 1.7 cm |
| Height | 13.2 cm |
| Weight | 163 g |
Dimensions & Weight
| Width | 5.6 cm |
|---|---|
| Depth | 1.7 cm |
| Height | 13.2 cm |
| Weight | 163 g |
Manufacturer Warranty
| Service & Support | Limited warranty - replacement - 1 year Limited warranty - battery - 90 days |
|---|
Product features
Efficient battery performance
The 2060 mAh lithium-ion battery provides up to 11.5 hours of talk time, allowing for extensive communication without frequent recharging.Clear and vibrant display
The 2.4-inch color LCD display offers a resolution of 240 x 320 pixels, ensuring clear visibility of call information and status.Advanced connectivity options
The phone supports various VoIP protocols and voice codecs, ensuring high-quality audio in VoIP communications.Robust security features
Equipped with multiple security protocols such as WPA2-Personal and AES encryption, this phone helps protect sensitive communication.Splashproof and dustproof design
With an IP54 rating, the phone is designed to withstand exposure to water and dust, making it suitable for various environments.Key selling points
- 2.4-inch color LCD display for enhanced visibility
- Supports up to 11.5 hours of talk time with rechargeable lithium-ion battery
- Robust security features with multiple encryption protocols
- Splashproof and dust protected design for durability
- Integrated Bluetooth for wireless convenience
References
MPN: CP-8821-K9-BUN
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04/06/2026 01:29:38