Big sound from a compact speaker size of (H x W X D) 3.5″ x 3.5″ x 4.5″ each SYSTEM REQUIREMENTS – Any amp or receiver with raw speaker wire outputs, power from your amp should be no less than 20 and no more than 200 watts per channel, CL3 or raw speaker wire to connect your amp to the speakers
https://www.amazon.com/Acoustic-Audio-AA321B-Mountable-Bookshelf/dp/B00KSLX5QM

