Visonik dual 12" subs in a box with 4 ports. Comes with amp also. I dont use it anymore and its been sitting around. Great for a truck or suv. $70
info
http://www.crutchfield.com/S-6JNqrljExgf/p_028V123BP/Visonik-V123BP.html
info
http://www.crutchfield.com/S-6JNqrljExgf/p_028V123BP/Visonik-V123BP.html