Shenzhen Chengshi Technology Co. Ltd. M1 Manuel D’Utilisation
Bluetooth
®
headset
FCC ID: 2AKNZM1
Congratulations on your purchase and welcome to the Bluetooth
®
headset designed by chengshi.
Your headset uses Bluetooth
®
4.1 echo-elimination technology, providing superior sound quality, and
offering easy hands-free operation.
Before using this product, please read this manual carefully.
Before using this product, please read this manual carefully.
The headset controls
Function
Operation
Power on
Press MFB for 3 seconds
Power off
Press the MFB key and hold for 3.5 seconds
Pairing mode
Press the MFB key and hold for 6.5 seconds
Answering a call
Press the MFB key once
Ending a call
Press the MFB key once
Rejecting a call
Press the MFB key and hold for 1 second
Number redial
Double press the MFB key
Microphone mute
Press vol+ & vol
–
simultaneously
Pause, play
Press the MFB key once in audio mode
Volume
Press vol
–
or vol+ one step at a time (tone
when min/max volume level reached)
Previous Song / Next Song
Press and hold vol
– or
vol+ when in audio
mode
Charging your headset
Volume kev
Speaker
MFB Kev
USB Charger