WHAT IS THIS?

"RM0. CRT DIY Package renewed. Next renewal 12/12/2017. To unsubscribe, dial *131# > Manage CRT or visit www.musicunlimited.com."

Kindly cancel / deactivated this CRT DIY Package. I didn't even subsribe to it and now my balance is deduced by RM3 and the package itself didnt even tell the deduced cost form my balance which is RM3!

My mobile number is 016 89xxx56. Please reply asap or pm me.