12" Alto Professional powered subwoofer.

The TS312S is an active subwoofer designed to deliver maximum performance from Alto Professional's TrueSonic 3 series while ensuring full compatibility with other full-range systems on the market that require reliable, high-quality bass reinforcement. Equipped with a 1000W continuous/2000W peak Class D amplifier and a 12″ woofer, the Alto Professional TS312S features 6 DSP output modes (one of the TS312S's standout features), with 4 of the 6 options allowing the TS312S to pair perfectly with Alto Professional TS2 and TS3 series speakers, while the other 2 (Hi-Pass or Bypass modes) ensure compatibility with any full-range speaker from another manufacturer. The Alto Professional TS312S is a portable PA subwoofer perfect for fixed and mobile installations.