I sometime got the buzz sound from the audio. Do anyone know how to fix it? If I don't the cam for couple days, the buzz sound would be gone.
Please find my device information below:
DCS-5222L (Rev A)
Current Firmware Version:1.12
Current Firmware Build Number:3404
Current MCU Firmware Version:0x15
Current Agent Version:2.0.17-b42
Thanks.