Press for more than 2 Enable and disable focus seconds lock Press or Adjust the voice volume Press or Adjust the voice speed Press for more than 2 Save the current OCR result seconds Check the current date and Press , simultaneously time Press , , simultaneously Activate the screen saver Activate the digital photo Press , simultaneously frame The refresh rate change is Press , simultaneously 60Hz The refresh rate change is Press , simultaneously 50Hz
Press for more than 2 seconds Enable and disable focus lock Press or Adjust the voice volume Press or Adjust the voice speed Press for more than 2 seconds Save the current OCR result Press , simultaneously Check the current date and time Press , , simultaneously Activate the screen saver Press , simultaneously Activate the digital photo frame Press , simultaneously The refresh rate change is 60Hz Press , simultaneously The refresh rate change is 50Hz
HIMS-GV100-GoVision-User-Manual_USA_20160512_HIMSINC.docx