Cisco IP Phone 8851

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Product details

The Cisco IP Phone 8851 is an easy-to-use, extremely secure, and powerful device for VoIP communication. It meets your business-critical requirements effortlessly. It offers modern phone feature integration with mobile devices and flexible deployment options. This broadband audio device operates with high-quality echo cancellation, ensuring exceptional clarity for all communication. The integration of mobile devices is possible using Cisco Intelligent Proximity. You can use headsets with or without cables. For a wireless connection, Bluetooth functionality is available. The device's internet capability allows access to cloud services from Cisco or third-party providers. Cisco Expressway provides employees with single sign-on access without the need for a VPN client. Cisco EnergyWise reduces energy costs. Gigabit Ethernet and 802.3af/at Power over Ethernet lower installation costs and enable easy infrastructure implementation. There are a total of five programmable function keys that can be customized for specific applications. The 5-inch VGA display operates at 800 x 480 pixels and is suitable for both video calls and playing video files. In addition to an RJ-9 headset port, there is a USB port available. The professional look makes the Cisco device an ideal choice for a conference room, reception area, or office. It is also suitable for wall mounting.

Without power supply, requires additional PoE adapter

This article does not include a power supply, please use a PoE-enabled switch or PoE adapter.

Key specifications

Phone type
Conference phoneLandlineVoIP
Phone connection
Ethernet
Phone Features
Hands-free kitIntegrated answering machine
Item number
5815891

General information

Manufacturer
Cisco
Category
Phones
Manufacturer no.
CP-8851-K9=
Release date
19.5.2016
Sales rank in Category Phones
188 of 1706
External links

Colour

Colour
Black
Exact colour description
BlackSilver

Phone properties

Phone type
Conference phoneLandlineVoIP
Phone connection
Ethernet
VoIP protocol
SIP
Max. number of handsets
0
Signal transmission
Cable
Number of SIP accounts
5
Phone Features
Hands-free kitIntegrated answering machine
PoE Standard
802.3af (PoE)

Connections

Network connections
RJ45 (2x)
Wireless transmission
Bluetooth

Display properties

Image resolution
800 x 480 pixels
Display size (inches)
5"

Origin

Country of origin
China

Sustainability

Manufacturer commitment
SBTi

Voluntary climate contribution

CO₂-Emission
Climate contribution

Product dimensions

Length
40 mm
Width
257.34 mm
Height
229.10 mm
Weight
450 g

Package dimensions

Length
34.10 cm
Width
24.90 cm
Height
6.30 cm
Weight
1.50 kg

30-day right of return
24 Months Warranty (Bring-in)
10 additional offers

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Reviews & Ratings

Warranty score

How often does a product of this brand in the «Phones» category have a defect within the first 24 months?

Source: Digitec Galaxus
  • 1.Unify
    0.3 %
  • 1.Unify Sip
    0.3 %
  • 4.Cisco
    0.6 %
  • 5.Doro
    0.7 %
  • 5.Grandstream
    0.7 %

Warranty case duration

How many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?

Source: Digitec Galaxus
  • Cisco
    Not enough data
  • 1.Alcatel
    0 days
  • 1.Panasonic
    0 days
  • 1.Philips
    0 days
  • 1.Telekom
    0 days

Return rate

How often is a product of this brand in the «Phones» category returned?

Source: Digitec Galaxus
  • 16.Swissvoice
    5.8 %
  • 17.Grandstream
    6.2 %
  • 18.Cisco
    6.5 %
  • 19.Fanvil
    6.8 %
  • 20.Panasonic
    7.2 %
Source: Digitec Galaxus