Base speakers rca

[Derry1]

I has 3 Sony speakers One is a base box . I need to convert the two into a rca jack, they have a blue &gray wire and a red & black wire . How do I convert them into one jack.

 

[americanaudiophile]

You can't connect two or three speaker to a single RCA jack. 1 RCA is for two wires only,
If the RCA connection is not from an amplifier or the speaker is not self powered it will require an 2,1 channel amp.