I have an insignia 8 inch sub. It has the wire that hooks up and it is capable of rocketboost technologoy which is the wifi but i dont have that adapter. I am at work postting this so i dont have a picture handy but the pic is from best buy where i bought it from. It is in excellent condition and only used a couple times. I upgraded to a bigger sub and it is in excellent condition like new. I would like 20 or
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