Device Brand : bytwoDevice Model : BS500 megaDevice CPU : MT6580Device IntName : BS500 megaDevice Version : 5.1CU_SWVer : V1.0.4Device Compile : 9/26/2018 10:08:46 AMDevice Project : ALPS.L1.MP6.V2.19_HCT6580.WEG.A.L_P55Device ExtInfo : BS500 mega3. No need to press the boot key to connect for flash4. Browse the flash file from your pc.5.Open the software tools/crack/box for flash. ( Download flash tool ).6. When flash will be done. Please disconnect the mobile battery and connect again. If Mobile battery is attached the press the volume up + down + Power button in the same time until restart the mobile.firmwaer password link