9.04.2021 Documenthttps://manuals.vasco-electronics.com/#/us/m3/manual 1/27Operation1. Touchscreen2. Speech recognition button 13. Speech recognition button 24. Headphones input5. Microphone6. Microphone7. USB - C8. Power button9. Back10. Camera11. Loudspeaker12. LED Flash13. SIM card slot14. Volume up15. Volume down16. Lanyard holeFunction keysPower (8)Device turned off: hold this key for 3 seconds to turn on.Device working:push this key to turn the screen off, push again to turn it onpush and hold the key for 2 seconds and tap “Power off” to turn the device offVolumeDevice working: push up or down to increase or decrease the volume.