hx6731_02_dfu_eng.pdf July 17, 2016 Operating system Unknown OS File type Manual Version Unknown 32-bit
hx6731_02_dfu_rus.pdf July 17, 2016 Operating system Unknown OS File type Manual Version Unknown 32-bit
hx6731_02_dfu_zht.pdf June 6, 2016 Operating system Unknown OS File type Manual Version Unknown 32-bit