SIM808 module Bluetooth dosen't work

#1

Hello Ravi I have SIM808 module

s-l1600
s-l1600.jpg1001×1001 172 KB

and bluetooth dosen’t work for this at command AT+BTPOWER = 1 get return ERROR
why please help?

#2

Update the firmware with extension _BT. Ask SIMCOM support for latest firmware or you can try to get from simcom.ee site.

#3

I visit web site https://simcom.ee/documents/?dir=SIM808 SIMCOM and there have two firmware for bluetooth I don’t know what firmware instal

  1. 1418B01SIM808M32_BT.rar (this display me “check softweare version”)
  2. 1418B03SIM808M32_BT_EAT.rar I don’t know what is this firmware
    when I instal this firmware 1418B03SIM808M32_BT_EAT.rar. I update from usb interface but I don’t see com port this is normal? and when I press start download. The slider don’t move
    %D0%91%D0%B5%D0%B7%D1%8B%D0%BC%D1%8F%D0%BD%D0%BD%D1%8B%D0%B9
    Безымянный.png1600×900 97.6 KB

    battery connect! thank you for help!
    my Revision module is: 1418B05SIM808M32