Doro 550S Manual page 3

1 Left menu button/delete
2 Back/Mute
3 Hands free function
4 Talk button
5 and ringer on/off
*
6 Recall
7 Services/Shared phone book
8 and Key Lock
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9 Message button
10 Private phone book
11 Right menu button/OK
12 Scroll UP/DOWN/redial function