Primacoustic London 12 Room Kit 150 Sq Ft White 100789814 3rd order (18 dB/oct) high-pass

3rd order (18 dB/oct) high-pass plus conjugate

3000 Hz and a 2" voice coil that can take a pounding

Heavy-duty dual zippers

wireless mics and the like

Operating Frequency: 2

Primacoustic London 12 Room Kit 150 Sq Ft White 100789814 3rd order (18 dB/oct) high-passPrimacoustic London 12 Room Kit 150 Sq Ft White London 12 Room KitThe Broadway London 12 room kit is designed for rooms up to 150 ft2 (15m2), or can be combined with other products to treat larger spaces. Ideally suited for studio control rooms and home theaters, these easy to use kits can be a single box acoustic treatment solution. The London 12 contains Broadway panels that tackle problems affecting any room, such as primary reflections, flutter