Debited more than contract agreement

<p>I was called by mobius consultant about their wifi route and data for only R99.00, but now 1st month R899.00 debited from my account.this is more what i used previously without mobius.now my other debits are compromised by this debit order,this is disturbing and fustrating.please help.if only i knew i would not agree to this and on top of this i can't even contact mobius because the number i try to use are all not working.</p>