A AltF4 Registered Joined Sep 3, 2014 Messages 1,285 Reaction score 7 Points 181 Dec 18, 2014 #1 OT 871ag Unlock....! OT 871ag Unlock... Procedure.. Open sigma box.. select platform MTK calculator choose model ot871 select providerand put IMEI... and then calculate...!
OT 871ag Unlock....! OT 871ag Unlock... Procedure.. Open sigma box.. select platform MTK calculator choose model ot871 select providerand put IMEI... and then calculate...!