Cisco 7821 IP phone Black, Silver 2 lines

Increase Productivity with Clear Communications Deploy reliable and highly secure voice communications with the Cisco IP Phone 7821. This full-featured phone is easy to use and easy on your budget. This endpoint supports wideband audio for superior voice communications quality and advanced IP telephony features to make your business calls more efficient and productive. The Cisco IP Phone 7821 is a two-line endpoint that is designed for information workers and managers. This phone is ideal for: - Customers who currently use traditional analog or digital phones but want to move to IP telephony - Organizations that want to expand their voice communications investment by using Cisco Unified Communications Superior User Experience To improve the user experience, this phone has four context-sensitive soft keys and a white-backlit display that: - Measures 3.5 inches (89 millimeters) - Has high-resolution graphics and grayscale - Is 396 x 162 pixels Other features and capabilities of the 7821 phone that contribute to an exceptional user experience include: - Dedicated fixed keys for common functions such as conference, messaging, and directory, and a two-way navigation button - Full wideband audio (G.722) performance throughout the handset, headset, and speakerphone for superior clarity - Electronic hookswitch control for added flexibility in managing personal calls when using third-party headsets Easy Administration The 7821 phone is easy to deploy and manage, with features such as: - Power over Ethernet (PoE) Class 1 endpoint and Cisco EnergyWise to reduce your energy costs and carbon footprint - Enhanced customization with a field-replaceable bezel option - Integrated IEEE 10/100 switch to support traffic from a co-located PC for reduced cable infrastructure costs - A wall-mount option for common areas such as aisles or hallways, or where desk space is limited

Specifications

Features
Integrated voicemail	Yes
Handset type	Wired handset
Case material	Polycarbonate
Mounting	Desk/Wall
Wall mountable	Yes
Volume control	Digital
Product colour	Black, Silver
Technical details
Integrated voicemail	Yes
Answering machine	Yes
Handset type	Wired handset
Case material	Polycarbonate
Mounting	Desk/Wall
Volume control	Digital
Speakerphone	Yes
Harmonized System (HS) code	85171800
Security
Security algorithms	802.1x RADIUS
Design
Product type	IP Phone
Handset type	Wired handset
Case material	Polycarbonate
Mounting	Desk/Wall
Wall mountable	Yes
Product colour	Black, Silver
Phone features
Answering machine	Yes
Lines quantity	2 lines
Speed dialling	Yes
Conference call	Yes
Caller ID	Yes
Call waiting	Yes
Call hold	Yes
Call forwarding	Yes
Management features
Integrated voicemail	Yes
Volume control	Digital
Display
Touchscreen	No
Display resolution	396 x 162 pixels
Display diagonal	8.89 cm (3.5")
Audio
Voice codecs	G.711a, G.722, G.729A, G.729B, iLBC
Speakerphone	Yes

Network
Wi-Fi	No
Supported network protocols	IEEE 802.3, IEEE 802.3u, IEEE 802.3af
Security algorithms	802.1x RADIUS
Quality of Service (QoS) support	Yes
Ethernet LAN	Yes
Bluetooth	No
Colour
Product colour	Black, Silver
Ergonomics
Wall mountable	Yes
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
Power over Ethernet (PoE)	Yes
Operational conditions
Storage temperature (T-T)	-10 - 60 °C
Storage relative humidity (H-H)	10 - 95%
Operating temperature (T-T)	0 - 40 °C
Operating relative humidity (H-H)	10 - 90%
Weight & dimensions
Width	207 mm
Depth	206 mm
Height	28 mm
Weight	867 g

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Manufacturer	Cisco	Cisco	Cisco	Cisco	Audiocodes	Poly