Complain

I’m Thabo tapi my number is ***i have a account with DStv .so I add a WiFi router with them .so I was paying R309 for my DStv .so whn I add router I was told I wil pay R499 for 24 months .I’m ok with tht .but last night whn I was checking my balance nd date whn wil I pay.but I saw a amount of R827 . I send a message to multichoce thy Dnt give a correct answer telling me stories .I send a email but no one call to explain wht really heppnd. Bec I sing in it say R499 for 24 months