Multichoice is a **** with useless customer service

Multichoice is a **** i received a call sometime last year from an agent for an explorer decoder i joined it and i was paying for 3 months even though they were promising me to deliver the decoder i stopped paying for the explora and paid for my compact subscription because they haven’t delivered the decoder few days ago they switched off my channels when i called for a follow up they are saying i owe them the explora amount how i can i pay for something that am not watching