Table of Contents VII
Table of Contents
Cybersecurity Recommendations ..................................................................................................................... I
Regulatory Information ..................................................................................................................................... III
Foreword ............................................................................................................................................................... IV
Important Safeguards and Warnings ............................................................................................................. VI
1 Packing List ...................................................................................................................................................... 1
2 Device Introduction ........................................................................................................................................ 2
2.1 Front Panel ................................................................................................................................................ 2
2.1.1 State Description of Indicator Light ............................................................................................ 2
2.1.2 Description of Button .................................................................................................................... 2
2.2 Rear Panel ................................................................................................................................................. 3
2.3 Side Panel .................................................................................................................................................. 3
3 Get Started........................................................................................................................................................... 4
3.1 Download Lechange Client ..................................................................................................................... 4
3.2 Add Device ................................................................................................................................................. 4
3.3 Link Chime ...............................................................................................................................................11
3.4 Ring Setup ............................................................................................................................................... 13
3.5 Doorbell Call ............................................................................................................................................ 15
4 APP Operation ............................................................................................................................................... 16
4.1 Modify Device Info .................................................................................................................................. 16
4.2 Volume ...................................................................................................................................................... 17
4.3 View Linked Doorbell .............................................................................................................................. 17
4.4 Cloud Update ........................................................................................................................................... 18
4.5 Wi-Fi Config ............................................................................................................................................. 19
4.6 Delete Device .......................................................................................................................................... 21
5 FAQ ...................................................................................................................................................................... 22
Technical Parameter ........................................................................................................... 23