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 telephone function integration with mobile devices and flexible deployment options. This broadband audio device features high-quality echo cancellation, ensuring exceptional clarity for all communications. Integration with 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 parties. 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, allowing for customized 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. The professional appearance 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 phoneLandline phoneVoIP phone
Phone connection
Ethernet
VoIP protocol
SIP
Signal transmission
Cable
Phone Features
Hands-free kitIntegrated answering machine
PoE Standard
802.3af (PoE)
Wireless transmission
Bluetooth

General information

Item number
5815891
Manufacturer
Cisco
Category
Phones
Manufacturer No.
CP-8851-K9=
Release date
19.5.2016

Colour

Colour
Black
Exact colour description
BlackSilver

Phone properties

Phone type
Conference phoneLandline phoneVoIP phone
Phone connection
Ethernet
VoIP protocol
SIP
Signal transmission
Cable
Phone Features
Hands-free kitIntegrated answering machine
PoE Standard
802.3af (PoE)

Connections

Network connections
RJ45 (2x)
USB ports
USB-A
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 emissions
555.96 kg
Climate contribution
CHF 13.22

Scope of delivery

Scope of delivery
1 piece

Product dimensions

Length
40 mm
Weight
450 g

Package dimensions

Length
34.20 cm
Width
25.30 cm
Height
6.50 cm
Weight
1.45 kg

30-day right of return
24 Months Warranty (Bring-in)
8 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
  • 13.Yealink
    1.4 %
  • 15.Snom
    1.5 %
  • 16.Cisco
    1.6 %
  • 16.Telekom
    1.6 %
  • 18.Geemarc
    2 %

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.Doro
    0 days
  • 1.Gigaset
    0 days
  • 1.Grandstream
    0 days

Return rate

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

Source: Digitec Galaxus
  • 8.Yealink
    5 %
  • 10.Gigaset
    5.2 %
  • 11.Cisco
    5.3 %
  • 12.Fanvil
    5.5 %
  • 13.Snom
    6 %
Source: Digitec Galaxus