I have brought 

Speedwav Konnects BD-SU15 Car Audio Steering Wheel Control Interface-Maruti Baleno New Interface for my Ciaz Car. This at one end as wires and the other end with 3.5 mm Jack . I think I need to buy a connector ( 3.5 mm Female to i85 swc connector ) . Please let me know DO i need to buy this or else let me know the alternate way to connect it to Ciaz Unit.