﻿BM1 Firmware V20211223 Release Notes
1.Turn up camera micphone volume；
2.Support monitoring the baby's sound when the screen is not on；
3.Support crying detection via one-key switch of VOX button；
4.Support to control the on/off of cry detection through the VOX button；
5.Enhance the stability of the camera and monitor video connection；
6.Automatically exit the zoom mode after 1min in zoom mode；

Upgrade process:
1. Copy all files in the folder of "Firmware for monitor" to the root directory of the mirco SD card;
2. Insert the micro SD card（≤32G） into the monitor of BM1 and then power on, the upgrade will start automatically；
 the display will show the upgrade prompt, and it will automatically shut down after the upgrade；
3. Remove the upgraded micro SD card from the monitor and re-start the monitor；
4.4.Power on the camera, and use the monitor to connect the camera to test basic functions 
such as audio, video and PT to see if it is normal.