Notice:

this firmware is for device with S/N that contains “1610”.

Firmware infos :

device ram               : 1GB
build date               : 2016年 11月 30日 星期三 18:47:05 CST
build description        : astar_m86-eng 5.1.1 LMY47V 20161130 test-keys
build id                 : LMY47V
build display id         : Spectrum_S1_m86-eng 5.1.1 LMY47V 20161130 test-keys
product brand            : M86
product device           : astar-m86
product manufacturer     : Allwinner
product model            : LP SPECTRUM S1
os version               : 5.1.1 

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Password :