Short press two times: dial last phone number
in recent calls
Short press three times: initiate smart Voice
Assistant
Long press for 3secs: start up or shut down
Long press for 5secs: wait for Bluetooth pairing
(within this period, short press two times to
change the prompting language to Chinese or
English)
D Indicator light
E Charging socket/Microphone
F Direction marking: “L” stands for left ear, “R”
stands for right ear
G Earphone cap
H Magnet location
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