Cisco 7800 Series Accessories Guide

Confirm that Your Headset Is Registered
Procedure
Check to see if your headset is registered with the phone.
Step 1 Press Applications
Step 2 Navigate to Accessories. Select Show detail.
No Sound in Headset
Problem
There is little or no sound coming through the headset.
Solution
Check the volume level on your headset by pressing the volume controls to adjust the sound level. If the
problem continues, use the following work flow to troubleshoot your problem.
Figure 14: No Audio Workflow
Poor Audio
Problem
Your headset is functioning, but the audio quality is poor.
Cisco IP Phone 7800 and 8800 Series Accessories Guide for Cisco Unified Communications Manager
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Headsets
Confirm that Your Headset Is Registered

Cisco 7800 Series Specifications

General

Wireless	No
Video Support	No
PoE	Yes, 802.3af/at
Audio Codec Support	G.711, G.722, G.729, iLBC
Network Protocols	SIP, SDP, IPv4, IPv6, UDP, TCP, DNS, TFTP, HTTP, HTTPS, DHCP
Security Features	802.1X, TLS, SRTP
Power Options	PoE
Headset Port	3.5mm
Buttons	Line keys, navigation cluster, softkeys, mute, speakerphone, headset, volume control
Bluetooth	No
Ethernet Switch	Yes, 2-port 10/100/1000
USB Port	Yes, for headset (7875)