Hi i have a BV6000S but nobody answer and BV6000S board. The signal is weak compare to another BV6000 a friend has and also compare to a BV5000 i have as well, Always using on all phones the same sim card - France ORANGE - BV 6000S firmware 05 september 2016 - band base version MOLY.LR9.W1444.MD.LWT...