RANGE EXTENDERS

The Cisco IP Business Phone 7821 with Multi-Platform Phone Firmware delivers high-fidelity voice communications to improve inter-office communication while helping to lower operating costs. This voice over IP phone is ideal for any medium-sized to large company that wants to update its phone system from a traditional analogue or digital-based system to an IP Communications system.

Design
Product type: IP Phone
Handset type: Wired handset
Product colour: Black. Silver
Case material: Polycarbonate
Feature: Wall mountable
Mounting: Desk/Wall
Phone features
Lines quantity: 2 lines
Feature: Answering machine
Feature: Call waiting
Feature: Speed dialling
Feature: Call hold
Feature: Call forwarding
Feature: Conference call
Feature: Caller ID
Management features
Feature: Integrated voicemail
Volume control: Digital
Display
Display diagonal: 8.89 cm (3.5")
Display resolution: 396 x 162 pixels
Audio
Feature: Speakerphone
Voice codecs: G.711a. G.722. G.729A. G.729B. iLBC
Network
Feature: Ethernet LAN
Supported network protocols: IEEE 802.3. IEEE 802.3u. IEEE 802.3af
Feature: Quality of Service (QoS) support
Security algorithms: 802.1x RADIUS
Ports & interfaces
Ethernet LAN (RJ-45) ports: 2
Certificates
Safety: UL 60950. CAN/CSA - C22.2. EN 60950. IEC 60950. AS/NZS 60950. GB4943
Power
Feature: Power over Ethernet (PoE)
Operational conditions
Operating temperature (T-T): 0 - 40 °C
Operating relative humidity (H-H): 10 - 90%
Storage relative humidity (H-H): 10 - 95%
Storage temperature (T-T): -10 - 60 °C
Weight & dimensions
Width: 207 mm
Depth: 206 mm
Height: 28 mm
Weight: 867 g
Package width: 234.9 mm
Package depth: 279.9 mm
Package height: 71.9 mm
Package weight: 1.2 kg
Logistics data
Country of origin: China
Quantity per pack: 1 pc(s)
Harmonized System (HS) code: 85171800