Firmware infos :

build date : 2018年 08月 21日 星期二 12:38:31 CST
build id : O11019
build display id : ECHO_DUNE_V06_20180821_1238
platform : mt6737m
product brand : ECHO
product device : ECHO_DUNE
product manufacturer : ECHO
product model : ECHO_DUNE
os version : 8.1.0

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