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Computer Sources, Inc.
37 Leliarts Lane,
Elmwood Park, NJ 07407
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Cisco Ip Phone 8851 Voip Sip Rtcp Rtp Srtp Sdp

Cisco Ip Phone 8851 Voip Sip Rtcp Rtp Srtp Sdp

$310,33 
Part Number: CP-8851-K9=
 

To order contact us;

Computer Sources,Inc.
21B Millar Court
Paramus
NJ 07652 
USA
Mail: mail1235@optonline.net

Minimum order amount $2500.00

Introduction

The Cisco IP Phone 8851 is a business-class collaboration endpoint that combines high-fidelity, reliable, secure, and scalable voice communications with Cisco Intelligent Proximity for telephony integration for personal mobile devices to support midsize to large enterprise businesses.

With the Cisco IP Phone 8851, you can increase personal productivity through an engaging user experience that is both powerful and easy-to-use. The IP Phone 8851 combines an attractive new ergonomic design with wideband audio for crystal clear voice communications, "always-on" reliability, encrypted voice communications to enhance security, and access to a comprehensive suite of unified communication features from Cisco communication servers.

Specifications


Technical Information
IP Phone Technology: VoIP
Connectivity Technology: Cable
Caller ID: Yes
Speakerphone: Yes
Features:
  • Messages
  • Hold
  • Call Resume
  • Call Transfer
  • Conference Call
  • Hearing Aid
  • Hands-free
  • Speed Dial
  • Message Waiting LED
  • Indicator
  • Security
  • Adjustable Display
  • Auto-answer
  • (BLF) Busy Lamp Field
  • Call Forwarding
  • Call History
  • Call Park
  • Call Pick-up
  • Date and Time
  • Call Waiting
  • Group Pick-up
  • Intercom
  • Music on Hold
  • Mute
  • Distinctive Ringing
  • Redial
  • Call Share
  • Voice Mail
  • Multilingual Menu
  • Bluetooth
  • Voice Codec:
  • G.711a
  • G.711u
  • G.722
  • G.729a
  • iLBC
  • iSAC
  • Dialer Type: Keypad
    Display & Graphics
    Screen Type: LCD
    Backlight: Yes
    Screen Size: 12.7 cm (5")
    Screen Resolution: 800 x 480
    Interfaces/Ports
    Network (RJ-45): Yes
    Number of Network (RJ-45) Ports: 2
    USB: Yes
    Headset Port: Yes
    PoE (RJ-45) Port: Yes
    Management & Protocols
    Communication Protocols:
  • SIP
  • LLDP-PoE
  • SDP
  • DHCP
  • RTP
  • RTCP
  • LLDP
  • LLDP-MED
  • SRTP
  • Quality of Service:
  • 802.1Q VLAN Support
  • 802.1p/q
  • Controls/Indicators
    Buttons & Keys Type:
  • Programmable
  • Directory
  • Message
  • Line Select
  • Navigation
  • Hold Button
  • Call Transfer
  • Conference
  • Volume Control
  • Speaker
  • Headset
  • Mute
  • Power Description
    Input Voltage: 48 V DC
    Power Source: AC Adapter
    Physical Characteristics
    Form Factor: Wall Mountable
    Height: 229.1 mm
    Width: 257.3 mm
    Depth: 39.9 mm
    Weight (Approximate): 1.17 kg