Topcom BUTLER 2500 Duo - Manual (Page 72)

2. DISPLAY
ICON: MEANING:
You are online
EXT You are in external communication
INT You are in internal communication
New numbers in call list
Rechargeable battery level indicator
The antenna indicates the quality of reception.
The antenna flashes when the handset is out of range!
Battery is charging
Microphone is muted
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Butler 2500/DUO
B2500_DUO_v3scan.QXD 03-01-2003 12:34 Page 72