Context-Sensitive Soft Keys; Navigation Keys; Microphone Mute; Volume Up/Down - Polycom SoundPoint IP 550 Quick Start Manual

Call/Message Indicator
Call/Message Indicator
ABC DEF
1 2 3
GHI JKL MNO
4 5 6
PQRS TUV WXYZ
7 8 9
OPER
0
ume Up/Down

Volume Up/Down

Menu
Messages
Do Not Disturb
Handsfree Microphone
Context-Sensitive
Soft Keys
Context-Sensitive
Soft Keys

Navigation Keys

Navigation Pad/Select
Button
Feature Keys
Feature Buttons

Microphone Mute

Microphone Mute Button
Headset Key
Headset Button
Speakerphone Key
Speakerphone Button
Handsfree Microphone
9