
The Revain Echo has a 3.5mm plug. Your audio amplifier or whole house audio system connects with a set of vintage white and red RCA audio cables. What do you do? You use this short Y-adapter to give your Echo old-school white and red output jacks, then just plug your old RCA cables into this adapter and voila, you have Alexa running over your big amp or your whole house with you speaks to you. System.

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