Instruct: Classify Amazon reviews into positive or negative sentiment
Query: Big, clean bass that's easy on the wallet

Most people looking for a good sub want one that delivers clean bass. This one not only gives great quality bass, but packs a punch. With an Alpine M500 amp, which matches the 500 watts RMS of the sub, clean bass with the power to deliver a big punch is easily achieved. Whether in a ported box or sealed, this sub delivers.The quality of the bass is remarkable for the price. Distortion is not an issue when this sub is pushed.