CISCO CP-7841-K9 IP PHONE

Accessories

Specifications

Audio	● Automatic Gain Control ● Comfort Noise Generation ● Silence Suppression/Voice Activity Detection ● Acoustic Echo Cancellation (AEC) ● Dynamic Noise Reduction
Signaling protocol support	● Session Initiation Protocol (SIP)
Codec support	● G.711a/μ, G.722, G.729a/b, iLBC, OPUS
Key call features support	● + Dialing (E.164) ● Abbreviated dial ● Adjustable ringing and volume levels ● Adjustable display contrast ● Agent greeting ● Auto-answer ● Auto-detection of headset (Not available on the IP Phone 7811) ● Busy Lamp Field (BLF) (Not available on the IP Phone 7811) ● Call back ● Call forward ● Call history ● Call park ● Call Pickup ● Call timer ● Call waiting ● Caller ID ● cBarge ● Corporate directory ● Conference ● Cross Cluster Extension Mobility (EMCC) ● Dial from the list ● Direct transfer ● Do not disturb ● Extension Mobility (EM) ● Forced access codes and client matter codes ● Group call pickup ● Hold/resume ● Immediate divert ● Intercom (Not available on the IP Phone 7811) ● Join (Not available on the IP Phone 7811) ● Message-waiting indicator ● Meet me conference ● Mobility ● Music on hold ● Mute ● Network profiles (automatic) ● On- and off-network distinctive ringing ● Personal directory ● Privacy ● Private Line Automated Ringdown (PLAR) ● Redial ● Ring tone per line appearance ● Shared line ● Silent monitoring and recording ● Speed dial ● Time and date display ● Transfer ● Voicemail ● Whisper coaching
Directories	● The phone identifies incoming messages and categorizes them for users on the screen. This makes it fast and easy to return calls using direct dial-back capability. The corporate directory integrates with the Lightweight Directory Access Protocol (LDAP) standard directory.
Quality-of-service (QoS) options	● The phone supports CDP and 802.1Q/p standards, and can be configured with an 801.1Q VLAN header containing the VLAN ID overrides configured by the Admin VLAN ID.
Security	● Certificates ● Image authentication ● Device authentication ● File authentication ● Signaling authentication ● Media encryption using Secure Real-Time Transfer Protocol (SRTP) using AES-128 ● Signaling encryption using Transport Layer Security (TLS) Protocol using AES-128 or AES-256 ● Encrypted configuration files ● 802.1X authentication ● Cryptography
Configuration options	● The user can configure IP address assignment statically or through the DHCP client.
Physical dimensions (H×W×D)	● IP Phone 7811: 207 x 195 x 33mm (exclude foot stand) ● IP Phone 7821: 207 x 206 x 28mm (exclude foot stand) ● IP Phone 7841: 207 x 206 x 28mm (exclude foot stand) ● IP Phone 7861: 207 x 265 x 28mm (exclude foot stand)
Display	● IP Phone 7821, 7841, 7861: 3.5” 396×162 pixels ● IP Phone 7811: 3.28” 384×106 pixels
Ethernet switch	● The phone has a 10/100BASE-T (The Cisco® IP Phone 7811, 7821 and 7861) or a10/100/1000BASE-T (The Cisco® IP Phone 7841) Ethernet connection through two RJ-45 ports, one for the LAN connection and the other for a downstream Ethernet device connection like a PC.
Phone casing composition	● Polycarbonate Acrylonitrile Butadiene Styrene (ABS) textured plastic.
Power requirements	● The phone is an interoperable IEEE 802.3af PoE (Class 1 device); 48 VDC is required; it can be supplied locally at the desktop using an optional AC-to-DC power supply (CP-PWR-CUBE-3=). Use of the power supply also requires the use of one of the corresponding AC country cords.
Operational temperature	● 32 to 104°F (0 to 40°C)
Cosmetic	● Cisco cosmetic class A
Certification and compliance	● Regulatory Compliance ◦ CE Markings per directives 2004/108/EC and 2006/95/EC ● Safety ◦ UL 60950 Second Edition ◦ CAN/CSA-C22.2 No. 60950 Second Edition ◦ EN 60950 Second Edition (including A11 and A12) ◦ IEC 60950 Second Edition (including A11 and A12) ◦ AS/NZS 60950 ◦ GB4943 ● 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 ◦ Industry Standards: TIA 810 and TIA 920 ◦ Industry Standards: IEEE 802.3 Ethernet, IEEE 802.3af and 802.3at

Properties

Properties	CP-7841-K9
Description	● Cisco IP Phone 7841
Product Family	CP7800 Series
Product Type	IP Phones
Hardware Features
Ergonomic design	● The phone offers an easy-to-use interface and provides a traditional telephony-like user experience.
Graphical display	● White backlit, greyscale, 3.5” 396×162 pixel-based display on the IP Phone 7821, 7841 and 7861. ● Non-backlit, greyscale, 3.28” 384×106 pixel-based display on the IP Phone 7811. ● Provide scrollable access to calling features and text-based XML applications.
Handset	● The handset is a standard wideband-capable audio handset (connects through an RJ-9 port) for the IP Phone 7821, 7841 and 7861. ● The default handset is a standard narrowband-capable audio handset (connects through an RJ-9 port) for the IP Phone 7811, and wideband on handset is available with purchase of additional wideband handset. ● The handset is Hearing Aid-Compatible (HAC) and meets Federal Communications Commission (FCC) loudness requirements for the Americans with Disabilities Act (ADA). You can achieve Section 508 loudness requirements by using industry-standard inline handset amplifiers such as Walker Equipment W-10 or CE-100 amplifiers. The dial pad is also ADA-compliant. ● The narrowband handset (for the IP Phone 7811) produces a magnetic field that attracts small metallic objects such as pins and staples. To avoid possible injuries do not keep small metallic objects close to the handset.
Headset	● The analog headset jack is a standard wideband-capable RJ-9 audio port for the IP Phone 7821, 7841, and 7861.
Backlit Indicator	● The phone supports backlit indicators for the audio path keys (handset, headset and speakerphone), select key, line keys, and message waiting. ● Headset key is not available on the IP Phone 7811.
Volume control	● A volume-control toggle provides easy decibel-level adjustments of the handset, monitor speaker, and ringer.
Full duplex speakerphone	● 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.
Bezel	● The IP Phone 7821, 7841 and 7861 include a default black bezel (replaceable), and an optional silver bezel is also available separately. ● The IP Phone 7811 is available with a black bezel.
Dual-position foot stand	● 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. (IP Phone 7821, 7841 and 7861) ● Only 1 foot-stand position (45 degrees) is supported on the IP Phone 7811.
Wall-mountable	● The phone can be installed on a wall using optional wall-mount kit (available separately).
Electronic hook switch	● The hookswitch can be controlled electronically with a third party headset connected to the auxiliary port for the IP Phone 7821, 7841, and 7861.
Keys	● The phone has the following keys ◦ Line keys ◦ Soft-keys ◦ Two-way navigation and select keys ◦ Hold/Resume, Transfer and Conference keys ◦ Messaging, Service and Directory keys ◦ Standard key pads ◦ Volume control toggle key ◦ Speakerphone, headset and mute keys (Headset key is not available on the IP Phone 7811)
Ethernet cables	● The IP Phone 7811, 7821, 7841, and 7861 ◦ Category 3/5/5e/6 for 10-Mbps cables with 4 pairs ◦ Category 5/5e/6 for 100-Mbps cables with 4 pairs ● The IP Phone 7841 ◦ Category 5/5e/6 for 1000-Mbps cables with 4 pairs
Power Features
IEEE PoE class 1	● The phone supports IEEE 802.3af PoE (Class 1); power consumption does not exceed 3.84 watts.
AC Power Adapter	● Cisco power cube 3 (CP-PWR-CUBE-3=) and Cisco power adapter 3 (CP-PWR-ADPT-3) are used as standard Cisco IP Phone Power Supplies for non-PoE deployments.
Cisco power injector	● The IP Phone 7811, 7821 and 7861 are compatible with Cisco Unified IP Phone Power Injector (CP- PWR-INJ), and 7841 is compatible with Cisco Aironet Power Injector (AIR-PWRINJ5=).
Call-Control Support
Cisco Unified Communications Manager	● 8.5.1 ● 8.6.2 ● 9.1.2 ● 10.x and later
Cisco Business Edition 6000	● 8.6.2 ● 9.1.2 ● 10.x and later
Cisco Hosted Collaboration Solution	● 8.6.2 and later (using supported UCM versions above)
Cisco Unified Survivable Remote Site Telephony	● 8.x and later

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