Amazon.com: KRK S10.4 10 inches Powered Studio Subwoofer Class D Power amplifiers 4-Position Crossover Frequency and 160 watts of Power with Pair of EMB XLR Cables and Magnet Phone Holder Bundle :
KRK 10S2 - Active Subwoofer (Faulty), Audio, Soundbars, Speakers & Amplifiers on Carousell