Cardo Systems S-800 Quick Manual page 11

Cardo S-800 ™
the mobile phone's volume buttons up, then down, repeating
the up/down sequence five or more times.
• The headset will start buzzing.
10. Call back the last incoming caller (Callback Function)
The S-800 allows you to place a call to the phone number of the
last incoming call. The headset will store the phone number of the
last answered, missed or rejected call.
To use the Callback function:
• While in Standby mode, rapidly move the MFW down twice
and release (double down-click).
NOTE: The Callback number memory will be cleared if:
1. The headset is disconnected from the current phone and
connected to a different phone.
2. The headset is turned off or has been charged.
3. The last incoming caller had a blocked or restricted number.
NOTE: This feature is not supported by some mobile phones.
11. Auto-Answer Function
The S-800 allows you to automatically answer all incoming calls
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