Firmware infos :

 build date               : Thu Jan 18 09:15:02 CST 2018
 build description        : full_yk678_37m_fdd_35-user 7.0 NRD90M 1516238104 release-keys
 build id                 : NRD90M
 build display id         : YK678_BSF28D_ARCHOS_AC55SEDC_20180118_V04
 mediatek platform        : mt6737m
 mediatek version release : alps-mp-n0.mp1-V1.0.2_len6737m.35.n_P156
 product brand            : Archos
 product device           : ac55sedc
 product manufacturer     : Archos
 product model            : Archos Sense 55 DC 
 os version               : 7.0

 build date               : Wed Oct 18 11:45:45 CST 2017
 build description        : full_yk678_37m_fdd_35-user 7.0 NRD90M 1508298347 release-keys
 build id                 : NRD90M
 build display id         : YK678_BSF28A_ARCHOS_AC55SEDC_20171018_V11
 mediatek platform        : mt6737m
 mediatek version release : alps-mp-n0.mp1-V1.0.2_len6737m.35.n_P136
 product brand            : Archos
 product device           : ac55sedc
 product manufacturer     : Archos
 product model            : Archos Sense 55 DC
 os version               : 7.0

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