VoIP телефон Cicso 8821, 2.4" (6.096 cm) цветен дисплей, 6 линии, IP67, Wi-Fi, Bluetooth

CISCO IP Phone 8821 Unified Wireless IP Phone World Mode Bundle

- IEEE 802.11a/b/g/n/ac radio for VoWLAN communications support
- The large 2.4-inch (6 cm) color (240 x 320 pixels) display makes viewing easy
- IP67 rated for protection against dust and water immersion between 6 inches (15 cm) and 3.2 feet (1 m)
- MIL-STD-810G standard for shock resistance
- The phone offers exceptional voice quality with high-definition (HD) voice
- A built-in full-duplex speakerphone offers high-quality hands-free communications
- The phone supports third-party Bluetooth 3.0 headsets and a 3.5-mm headphone jack for added freedom
- The Applications key provides direct access to XML applications such as push-to-talk and Lone Worker
- Battery life delivers a minimum of long hours of talk time and very long hours of standby time
- Enhanced encryption support for SHA-1 and SHA-2 signatures
- Fast, secure roaming using 802.11r and Cisco Centralized Key Management roaming
- Automatic certificate renewal - SCEP support


General
Product Type: Cordless extension handset
Integrated Components: Bluetooth interface
Total Number of Wireless Handsets: 1

Phone Features
Cordless Phone Standard: IEEE 802.11a/b/g/n/ac (Wi-Fi)
Wireless Interface Provided: Bluetooth
Call Services Caller ID, Call Waiting, Call Forwarding, Call Hold
Dialer Location: Handset
Conference Call Capability: Yes
Speakerphone: Yes
Volume Control: Yes
Indicators: Voice message waiting indicator
Additional Functions: Intercom

IP Telephony
VoIP: Yes
VoIP Protocols: SIP
Voice Codecs: G.722, G.729a, G.729ab, G.711u, G.711a, iLBC
Lines Supported: 6 lines
Security: TLS

Display
Type: LCD display - colour
Diagonal Size: 2.4"
Display Resolution: 240 x 320 pixels

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 780 min
Standby Time: Up to 240 h

Dimensions & Weight (Base)
Width: 5.6 cm
Depth: 1.7 cm
Height: 13.2 cm
Weight: 163 g



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