4
a)
Environment tempe5℃ ~ +40℃
b)
Relative humidity:≤80%
c)
Atmosphere pressure:70kPa ~ 106kPa
2.Function introduction
2.1 Interface display introduction
2.1.1 Icon introduction
Battery charging status display
Battery power status indicator:0%, 25%, 50%, 75%, 100%
Bluetooth has been built to connect
Bluetooth open when charging
Bluetooth normal open
Bluetooth is starting or is being initialized
Alt
Mediant
Woof
Mute
Picture 4(b)
Picture 4(a)