Seismic Audio - Baby-Tremor_Empty-Pair - Pair of Empty 15" Subwoofer Cabinets - PA/DJ / Band Live Sound Loudspeakers MODEL: Baby-Tremor_Empty-Pair CONTENTS: Pair of Empty 15" Subwoofer Cabinets CONDITION: New APPLICATION: Subwoofer | PA Subwoofer | DJ Subwoofer ACTIVE/PASSIVE: Passive