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Alphatronics Sound 4 Manual

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7. Indication tone
Indication tone Status of the headset
Continuous two prompt tone every 10 seconds Conversation mode and microphone
mute
Three “dong” warning tone every 30 seconds Low battery
8. Factory Reset
In the status of standby mode and not connect with device, long press MFB and
II button for 3~4 seconds simultaneously and release it until the red and blue
LED on simultaneously.
Remarks:
• For factory reset, you should press MFB button first, and then press
II
button or press MFB and II button simultaneously.
• After factory reset, the paired list of headset will be deleted. When you turn
on the headset again, it will enter paired mode automatically, but it won’t con-
nect with device automatically, you should re-pair and connect with devices.
Care and maintenance
Read the following recommendations carefully before using alphatronicsSound 4.
Following these you will be able to enjoy this product for many years.
1. Keep it dry and don’t put it in the dump place to avoid the product’s internal
circuit being affected.
2. Keep the product away from direct sunlight or hot places. High temperatures
will shorten the life of electronic devices, destroy the battery or distort
certain plastic parts.
3. Don’t use this product during sport to avoid the sweat into product so that
damage the product. This product is not water-resistant.
4. Don’t expose the product to cold areas. It may damage the internal circuit board.
… 33 …


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