Cisco 7821, Refurbished IP phone White 2 lines

The phone offers an easy-to-use interface and provides a traditional telephony-like user experience White backlit, greyscale, 3.5” 396×162 pixel-based display on the IP Phone 7821, 7841 and 7861 The handset is a standard wideband-capable audio handset (connects through an RJ-9 port) for the IP Phone 7821, 7841 and 7861 The analog headset jack is a standard wideband-capable RJ-9 audio port for the IP Phone 7821, 7841, and 7861 The phone supports backlit indicators for the audio path keys (handset, headset and speakerphone), select key, line keys, and message waiting A volume-control toggle provides easy decibel-level adjustments of the handset, monitor speaker, and ringer Full-duplex speakerphone allows gives you flexibility in placing and receiving calls. For added security, the audible dual tone multifrequency (DTMF) tones are masked when the speakerphone mode is used The display is easy to view and the buttons and keys are easy to use. The two-position foot stand supports viewing angles of 30 degrees and 45 degrees; you can remove the foot stand for wall mounting, with mounting holes located on the base of the phone The phone can be installed on a wall using optional wall-mount kit (available separately) The hookswitch can be controlled electronically with a third party headset connected to the auxiliary port The phone supports IEEE 802.3af PoE (Class 1); power consumption does not exceed 3.84 watts - 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 headsetSimple, Cost-Effective AdministrationKey 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 Design Mounting Desk/Wall Case material Acrylonitrile butadiene styrene (ABS) Product colour White Handset type Wired handset Product type IP Phone Phone features Call transfer Yes Call park Yes Call return Yes Call history Yes Intercom Yes Caller ID Yes Call waiting Yes Speed dialling Yes Call hold Yes Call forwarding Yes Conference call Yes Redialing Yes Do not disturb function Yes Call pick up Yes Answering machine Yes Lines quantity 2 lines Display Backlight colour White Backlight display Yes Display resolution 396 x 162 pixels Display diagonal 8.89 cm (3.5") Camera Front camera No Audio Voice codecs G.711a, G.711u, G.722, G.729A, iLBC Microphone mute Yes Speakerphone Yes Network Quality of Service (QoS) support Yes DHCP client Yes Supported network protocols SIP, SRTP, TLS Networking standards IEEE 802.3, IEEE 802.3af Security algorithms 128-bit AES, 256-bit AES, 802.1x RADIUS Bluetooth No Wi-Fi No Ethernet LAN interface type Fast Ethernet Ethernet LAN Yes Ports & interfaces DC-in jack Yes Ethernet LAN (RJ-45) ports 2 RJ-9 ports quantity 1 Certificates Certification EMC - 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 Compliance industry standards TIA 810, TIA 920IEEE 802.3 Ethernet, IEEE 802.3af, 802.3at Safety UL 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 Power Power over Ethernet (PoE) Yes Operational conditions Operating temperature (T-T) 0 - 40 °C Operating relative humidity (H-H) 10 - 90% Weight & dimensions Weight 867 g Height 28 mm Depth 206 mm Width 207 mm