Cisco 8865 Series Administration Guide

Access port (10/100 PC) connection
(optional).
5DC adaptor port (DC48V) (optional).1
Auxiliary port (optional).6AC-to-DC power supply (optional).2
Handset connection.7AC power wall plug (optional).3
Analog headset connection (optional).8Network port (10/100 SW) connection.
IEEE 802.3af power enabled.
4
Buttons and Hardware
The Cisco IP Phone 7800 Series has distinct hardware types:
• Cisco IP Phone 7811 No buttons on either side of the screen
• Cisco IP Phone 7821 Two buttons on the left side of the screen
• Cisco IP Phone 7841 Two buttons on either side of the screen
• Cisco IP Phone 7861 16 buttons at the right edge of the phone
The following figure shows the Cisco IP Phone 7841.
Cisco IP Phone 7800 Series Multiplatform Phones Administration Guide
26
About the Cisco IP Phone
Buttons and Hardware

Cisco 8865 Series Specifications

General

Resolution	800 x 480 pixels
Speakerphone	Full-duplex speakerphone
Codec Support	G.711, G.722, G.729, iLBC, Opus
Audio	Wideband audio
Ethernet	10/100/1000 Mbps
USB Ports	2 USB ports
Video	720p HD video
Power	IEEE 802.3af/at Power over Ethernet (PoE)
Protocols	SIP
Headset Connector	RJ9 headset port
Security	802.1X, TLS, SRTP
Weight	1.6 kg