Enjoy the internet to its max and get cost-effective voice communication to areas like lobbies, guest rooms, and conference halls
Uses VoIP technology to transfer audio signals over the Internet while circumventing high toll charges by telephone companies
Electrical power and data are transmitted using a single cable to devices such as Access Points, IP cameras or IP phones
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Overview
Specs
Reviews
Cisco DP-9871 IP Phone - Corded - Corded/Cordless - Bluetooth, Wi-Fi - Desktop, Wall Mountable - Carbon Black
VoIP - 5" LCD - IEEE 802.11a/b/g/n/ac - 2 x Network (RJ-45) - PoE Ports
Learn more about the Detailed Specifications
General
Brand
Cisco
Model
Part Number
DP-9871-K9=
Additional Features
Additional Features
Ethernet Switch: An internal 2-port Cisco Ethernet switch allows for a direct connection to a 10/100/1000BASE- T Ethernet network (IEEE 802.3i/802.3u/802.3ab) through an RJ-45 interface with single LAN connectivity for both the phone and a co-located PC.An internal 2-port Cisco Ethernet switch allows for a direct connection to a 10/100/1000BASE- T Ethernet network (IEEE 802.3i/802.3u/802.3ab) through an RJ-45 interface with single LAN connectivity for both the phone and a co-located PC.
Specification
Maximum of supported line and programmable line keys: 128
Maximum of supported SIP lines: 130 for CUCM and Webex DI 16 for Webex Calling and Open SIP platforms
Hard keys: Action button Favorite button Hold/Resume key Transfer key Conference key Application key Directory key Standard keypad Volume-control toggle key Speakerphone, Headset, and Mute keys Home button
USB and Auxiliary Ports: One USB-A port: The USB-A port provides 0.5A power output at 5V or 2.5W under PoE, and 1.3A power output at 5V or 6.5W when using the Cisco Power Adapter 3 (local power supply). One USB-C port: The USB-C port provides 0.5A power output at 5V or 2.5W under POE or when using the Cisco Power Adapter 3 (local power supply).
Audio
Speakerphone
The full-duplex speakerphone provides flexibility in placing and receiving calls handsfree. For added security, the audible Dual Tone Multifrequency (DTMF) tones are masked when the speakerphone mode is used.
Display
Display
5-inch Color Touch LCD, 1280 x 720 resolution, backlit
Power
Power
IEEE Power over Ethernet class 3 Input rating: 0.42A, 48V DC
Spec
Dimensions
8.9 x 8.4 x 1.9 in. (226.0 x 214.0 x 49.4 mm)
Weight
1055g
Additional Information
First Listed on Newegg
March 17, 2026
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Warranty & Returns
Warranty, Returns, And Additional Information
Warranty
Please contact the Seller directly for warranty information. Warranty information may also be found on the Manufacturer's website.