![background image](http://html1.mh-extra.com/html/m3-mobile/us20-series/us20-series_user-manual_3129067017.webp)
US20 Series
User Manual
17
2
Basic Use
2.1
Features
Device Layout
① Receiver
② Charging LED
③ Sensor
④ Ear jack
⑤ Screen
⑥ Scanner Button
⑦ C-type USB
⑧ Microphone
⑨ Power Button
⑩ Function Button
⑪ Charging Contacts
⑫ Scanner
⑬ Rear Camera
⑭ Speaker
⑮ Battery Lock Button
⑯ Battery
2.2
Key
2.2.1
Button
Button
Description
Scanner
Operate scanner while executing scanner program.
Function
Execute the work set to the button.
Power
Power on/off screen or shut off power