Cisco CP-8821-K9-BUN Cisco Wireless IP Phone 8821 World Mode Battery Power Cor CP8821K9BUN

Description:

The Cisco CP-8821-K9-BUN Wireless IP Phone 8821 is used in enterprise communication systems to provide secure wireless voice communication over Wi-Fi networks within Cisco unified communications environments. Commonly installed in corporate offices, hospitals, warehouses, manufacturing facilities, and large campus environments where mobile workers require reliable wireless VoIP connectivity. IT administrators and network integrators use this wireless IP phone for enterprise voice deployments, communication system upgrades, replacement of legacy wireless handsets, and expansion of mobile voice communication within Cisco VoIP networks. 

Applications:

The Cisco CP-8821-K9-BUN wireless IP phone is widely used in enterprise mobility environments where employees require reliable voice communication while moving throughout a facility. It is commonly deployed in hospitals, manufacturing plants, warehouses, retail operations, and large corporate campuses where staff depend on secure wireless VoIP communication connected to Cisco Unified Communications systems for real-time coordination and operational efficiency.

Technical Specifications:

• Manufacturer Part Number (MPN): CP-8821-K9-BUN
• Product Type: Wireless IP Phone
• Model: Cisco Wireless IP Phone 8821
• Connectivity: Dual-band Wi-Fi (802.11a/b/g/n/ac)
• Wireless Mode: World Mode support
• Voice Protocol: SIP-based VoIP communication
• Display: Color LCD display
• Included Components: Phone handset, battery, and power components
• Security: WPA2/WPA3 wireless security support
• Audio Features: HD voice and noise reduction
• Battery Type: Rechargeable lithium-ion battery
• Charging: Charging cradle or USB charging support
• Operating Environment: Enterprise wireless networks

Common Replacements:

• Cisco CP-8821-EX-K9 Wireless IP Phone
• Cisco CP-7925G Wireless IP Phone
• Cisco CP-8841-K9 IP Phone