Part Number | CP-8821-K9 |
Protocols | · IEEE 802.11a, 802.11b, 802.11g, 802.11n, 802.11ac |
Display | · 2.4-in. (6-cm) color display with 240 x 320 pixel resolution |
Dimensions (HxWxD) | · 5.2 x 2.2 x 0.7 in. (13.2 x 5.6 x 1.7 cm) |
Weight | · Device 4.4 oz (126 g), battery 1.3 oz (37 g), total = 5.7 oz (163 g) |
Battery | · Up to 13 hours of voice calling; up to 220 hours standby |
· Rechargeable Lithium ion 4.35V, 2060mAh smart battery | |
Note: Actual battery life varies significantly based on environmental factors, scan mode, and Bluetooth use. | |
Input power | · Phone: 100 to 240 VAC, ~0.2A, and 50 to 60 Hz |
· AC adapters (by geographical region) |
Intergral Switch | No |
Display | · 2.4-in. (6-cm) color display with 240 x 320 pixel resolution |
Integrated Video | No |
Touch Screen | No |
Speakerphone | ● The full-duplex speakerphone gives you flexibility in placing and receiving calls with hands free. For added |
security, the audible dual tone multifrequency (DTMF) tones are masked when the speakerphone mode is | |
used. | |
Number of Line keys | 5 |
Programmable (Soft) keys | 5 |
Fixed Feature Keys | 5 |
Advanced Features | No |
Handsfree | Yes |
Message Waiting Indication | Yes |
Third Party XML Support | Yes |
Headset Port | ● Wireless: Bluetooth SW 3.0 HW 4.0 |
● Wired: 3.5 mm stereo headphone/microphone jack | |
Signaling Protocal | Yes |
802-3AF | Yes |
Cisco Power | Cube 4 |
PoE Classification | AC-to-DC (48V) |
DHCP | No |
802-1p/q | No |
Codecs | Yes |
Supported Cisco Call Control Platform(s) | Yes |
UC Manager Encryption Support (TLS/SRTP) | Yes |
Notes | No |
PID | No |
Cisco Unified Communications Manager | ● 8.5.1 (non-secured mode only) |
● 8.6.2 | |
● 9.1.2 | |
● 10.5.2 | |
● 11.0 and later | |
Cisco Unified Communications Manager Express (Unified CME) | Planned to be supported in 11.5 |
Cisco Business Edition 6000 (BE 6000) | ● 8.6.2 |
● 9.1.2 | |
● 10.5.2 | |
● 11.0 and later | |
Cisco Hosted Collaboration Solution (HCS) | ● 8.6.2 and later (using supported Cisco Unified UCM versions listed previously) |
Audio codec support | G.711 a-law and mu-law, G.722, G.729a, Internet Low Bitrate Codec (iLBC), and Internet Speech Audio |
Codec (iSAC) | |
Call features | ● + Dialing |
● Abbreviated dialing | |
● Adjustable ring tones and volume levels | |
● Adjustable display brightness | |
● Agent greeting | |
● Application launch pad | |
● Auto-answer | |
● Auto-detection of headset | |
● cBarge | |
● Busy Lamp Field (BLF) | |
● BLF Pickup | |
● BLF speed dial ● Callback | |
● Call forward | |
● Call forward notification | |
● Call filter | |
● Call history lists | |
● Call park | |
● Call pickup | |
● Call timer | |
● Call waiting | |
● Call chaperone | |
● Caller ID | |
● Corporate directory | |
● Conference, including traditional Join feature | |
● Cross Cluster Extension Mobility (EMCC) | |
● Direct transfer | |
● Extension mobility | |
● Fast-dial service | |
● Forced access codes and client matter codes | |
● Group call pickup | |
● Hold | |
● Intercom | |
● Immediate divert | |
● Malicious-caller ID | |
● Message-waiting indicator (MWI) | |
● Meet-me conference | |
● Mobility | |
● Music on hold (MoH) | |
● Mute | |
● Network profiles (automatic) | |
● On- and off-network distinctive ringing | |
● Personal directory | |
● PickUp | |
● Predialing before sending | |
● Privacy | |
● Private Line Automated Ringdown (PLAR) | |
● Redial | |
● Ring tone per line appearance | |
● Service URL | |
● Shared line | |
● Silent monitoring and recording | |
● Speed dial | |
● Time and date display | |
● Transfer | |
● Uniform Resource Identifier (URI) dialing | |
● Visual Voicemail | |
● Voicemail | |
● Whisper coaching | |
Electronic hookswitch | You can control the hookswitch electronically with a third-party headset connected to an auxiliary port. |
Quality-of-service (QoS) options | The phone supports Cisco Discovery Protocol and 802.1Q/p standards, and can be configured with an 801.1Q VLAN header containing the VLAN ID overrides configured by the Admin VLAN ID. |
Network features | ● Session Initiation Protocol (SIP) for signaling |
● Session Description Protocol (SDP) | |
● IPv4 and IPv6 | |
● User Datagram Protocol (UDP) (used only for Real-Time Transport Protocol [RTP] streams) | |
● Dynamic Host Configuration Protocol (DHCP) client or static configuration | |
● Gratuitous Address Resolution Protocol (GARP) | |
● Domain Name System (DNS) | |
● Trivial File Transfer Protocol (TFTP) | |
● Secure HTTP (HTTPS) | |
● VLAN | |
● Real-Time Transport Protocol (RTP) | |
● Real-Time Control Protocol (RTCP) | |
● Cisco Peer-to-Peer Distribution Protocol (PPDP) | |
● Cisco Discovery Protocol | |
● LLDP (including LLDP Media Endpoint Discovery [LLDP-MED]) | |
● Switch speed auto-negotiation | |
Security features | ● Secure boot |
● Secure credential storage | |
● Device authentication | |
● Configuration file authentication and encryption | |
● Image authentication | |
● Random bit generation | |
● Hardware cryptographic acceleration | |
● Certificate Authority Proxy Function (CAPF) | |
● Manufacturer-Installed Certificates (MIC) | |
● Locally Significant Certificates (LSC) | |
● Ethernet 802.1x supplicant options: Extensible Authentication Protocol-Flexible Authentication via Secure | |
Tunneling (EAP-FAST) and Extensible Authentication Protocol-Transport Layer Security (EAP-TLS) | |
● Signaling authentication and encryption using TLS | |
● Media authentication and encryption using SRTP | |
● HTTPS for client and server | |
● Secure Shell (SSH) Protocol server | |
● Secure Sockets Layer (SSL)-based VPN client | |
Physical dimensions(H × W × D) | 5.2 x 2.2 x 0.7 in. (13.2 x 5.6 x 1.7 cm) |
Weight (with handset) | Device 4.4 oz (126 g), battery 1.3 oz (37 g), total = 5.7 oz (163 g) |
Phone-casing composition | Polycarbonate acrylonitrile butadiene styrene (ABS) textured plastic; Cosmetic class A |
Operational temperature | ● Device: 14° to 122°F (-10° to 50°C) |
● Battery: -4° to 140°F (-20° to 60°C) | |
Nonoperational temperature shock | ● Device: -22° to 140°F (-30° to 60°C) |
● Battery: -4° to 113°F (-20° to 45°C) | |
Humidity | ● 10% to 95% (noncondensing) |
CP-8821-K9-BUN | Cisco Wireless IP Phone 8821 World mode, battery, power cord, power adapter, and country clip |
CP-8821-K9= | Cisco Wireless IP Phone 8821 World mode device ONLY |
CP-BATT-8821= | Cisco Wireless IP Phone 8821 Battery ONLY |
CP-PWR-8821-NA= | Cisco Wireless IP Phone 8821 Power Supply for North America, includes power cord and power adapter |
CP-PWR-8821-AR= | Cisco Wireless IP Phone 8821 Power Supply for Argentina, includes power cord, power adapter, and country clip |
CP-PWR-8821-AU= | Cisco Wireless IP Phone 8821 Power Supply for Australia, includes power cord, power adapter, and country clip |
CP-PWR-8821-BZ= | Cisco Wireless IP Phone 8821 Power Supply for Brazil, includes power cord, power adapter, and country clip |
CP-PWR-8821-CE= | Cisco Wireless IP Phone 8821 Power Supply for Central Europe, includes power cord, power adapter, and country clip |
CP-PWR-8821-IND= | Cisco Wireless IP Phone 8821 Power Supply for India, includes power cord, power adapter, and country clip |
CP-PWR-8821-KR= | Cisco Wireless IP Phone 8821 Power Supply for Korea, includes power cord, power adapter, and country clip |
CP-PWR-8821-JP= | Cisco Wireless IP Phone 8821 Power Supply for Japan, includes power cord, power adapter, and country clip |
CP-PWR-8821-SW= | Cisco Wireless IP Phone 8821 Power Supply for Switzerland, includes power cord, power adapter, and country clip |
CP-PWR-8821-UK= | Cisco Wireless IP Phone 8821 Power Supply for United Kingdom, includes power cord, power adapter, and country clip |
Delivery Options | Estimated Delivery Time | |
DHL | 2-4 business days | |
Fedex | 2-4 business days | |
TNT | 2-4 business days | |
UPS | 2-4 business days | |
By Air | 4-10 business days | |
By Sea | 10-20 business days |
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