Cisco 7821, Refurbished IP phone Black 2 lines

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7821 Charcoal 3.5” 396×162, RJ-9, IEEE 802.3af PoE (Class 1), SIP, G.711a/μ, G.722, G.729a, iLBC, 867 g, Refurbished
- The Cisco® IP Phone 7800 Series is a cost-effective, high-fidelity voice communications portfolio designed to improve your organization’s people-centric communications, while reducing your operating costs.

It combines an attractive new ergonomic design with “always-on” reliability and secure encrypted communications. The Cisco® IP Phone 7800 Series delivers advanced IP Telephony features and crystal clear wideband audio performance to deliver an easy-to-use, full-featured voice communications experience on Cisco on-premises and hosted infrastructure platforms and third party hosted call control.

User Experience Enhancing Collaboration

- Two-lines deliver more efficient call handling
- High-resolution graphical grayscale display makes viewing easier
- Dedicated fixed keys ease communications for increased productivity
- Built-in speakerphone supports hands-free communications
- Wideband audio enhances clarity with the handset, speaker, or a headset

Simple, Cost-Effective Administration

Key features to ease and reduce costs of administration include:
- Flexible deployment options with Cisco on-premises, hosted, and Webex Calling.
- Cisco Expressway supports remote worker single sign-on access without a VPN client
- Power over Ethernet (PoE) Class 1 and Cisco EnergyWise lowers energy costs
- Integrated IEEE 10/100 switch reduces installation costs and footprint at the desk
- Cisco Webex Phone OS consolidates administration with common software to both the IP Phone 7800 Series and IP Phone 8800 Series
SKU CP-7821-K9-RF
EAN 0882658714764
Handset typeWired handset
Case materialAcrylonitrile butadiene styrene (ABS)
Product colourBlack
Backlight colourWhite
Technical details
Answering machineYes
Handset typeWired handset
Case materialAcrylonitrile butadiene styrene (ABS)
Backlight colourWhite
Security algorithms128-bit AES, 256-bit AES, 802.1x RADIUS
Product typeIP Phone
Handset typeWired handset
Case materialAcrylonitrile butadiene styrene (ABS)
Product colourBlack
Phone features
Call transferYes
Call returnYes
Answering machineYes
Lines quantity2 lines
Speed diallingYes
Do not disturb functionYes
Conference callYes
Caller IDYes
Call waitingYes
Call pick upYes
Call parkYes
Call holdYes
Call forwardingYes
Call historyYes
Display resolution396 x 162 pixels
Display diagonal8.89 cm (3.5")
Backlight displayYes
Backlight colourWhite
Front cameraNo
Voice codecsG.711a, G.711u, G.722, G.729A, iLBC
Microphone muteYes
Networking standardsIEEE 802.3, IEEE 802.3af
Ethernet LAN interface typeFast Ethernet
Supported network protocolsSIP, SRTP, TLS
Security algorithms128-bit AES, 256-bit AES, 802.1x RADIUS
Quality of Service (QoS) supportYes
Ethernet LANYes
DHCP clientYes
Product colourBlack
Microphone muteYes
Ports & interfaces
RJ-9 ports quantity1
Ethernet LAN (RJ-45) ports2
DC-in jackYes
SafetyUL 60950 Second Edition, CAN/CSA-C22.2 No. 60950 Second Edition, EN 60950 Second Edition (incl. A11 & A12), IEC 60950 Second Edition (incl. A11 & A12), AS/NZS 60950, GB4943
Compliance industry standardsTIA 810, TIA 920 IEEE 802.3 Ethernet, IEEE 802.3af, 802.3at
CertificationEMC - Emissions ◦ 47CFR Part 15 (CFR 47) Class B ◦ AS/NZS CISPR22 Class B ◦ CISPR22: 2005 w/Amendment 1: 2005 Class B ◦ EN55022: 2006 w/Amendment 1: 2007 Class B ◦ ICES003 Class B ◦ VCCI Class B ◦ EN61000-3-2 ◦ EN61000-3-3 ◦ KN22 Class B ● EMC - Immunity ◦ EN55024 ◦ CISPR24 ◦ EN60601-1-2 ◦ KN24 ◦ Armadillo Light ● Telecom ◦ FCC Part 68 HAC ◦ CS-03-HAC ◦ AS/ACIF S004 ◦ AS/ACIF S040 ◦ NZ PTC 220
Power over Ethernet (PoE)Yes
Operational conditions
Operating temperature (T-T)0 - 40 °C
Operating relative humidity (H-H)10 - 90%
Weight & dimensions
Width207 mm
Depth206 mm
Height28 mm
Weight867 g
Manufacturer Cisco
In Stock N