Accessories
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Headset to handset
Lift the handset.
Handset to headset
Press the Headset key.
Headset with Group Listening
Press to toggle between headset with or without Group Listening.
Headset to handsfree
Press.
Press the Headset key.
Handsfree to headset
Press the Headset key.
BusinessPhone – Dialog 4222 Office / Dialog 3211 & 3212 | 101 |