INCORRECT BILLING

I have been paying my account every month all of sudden they suspended it when I call the they say I have arrears only to find that the *****ulent billing me on the billing the include the EARLY TERMINATION PENALTY WHAT **** IS THAT who the hell include you termination penalty on your monthly installment then tell you your in arrears this company is just a **** EVERY MONTH I PAY ON WORSE PART YOU CHARGING ME THE ROUTER THAT I ALREADY paid off from the first as it was a once off for the excluding the Sim card now I have to pay for router and Sim card .I want this matter sorted I can not be ****MED BY YOUR COMPANY.