DGTECH 300769-003 Black Battery Replacement for Bose Sounddock Portable Digital Music System SoundLink Air 300769-001 300769-002 300769-004 300770-001 Series 4ICR19/66 (16.8V 32WH/2200MAH)
A subwoofer is a speaker that’s designed to reproduce bass. They cover the lower end range of frequencies that smaller speakers struggle with (6.5″, 6″ x 9″, and etc). A component sub can add a level of power and sound to your music that other speakers cant reproduce. It’s one…