Freedom One PRO Color:Black/Red Internal dimensions -- 316 x

Internal dimensions -- 316 x 104 x 37 mm / 12

will not affect the compass

Current Consumption (Max) : 78 A

CURV Cone Technology : CURV woven fiber composites are heat pressed to form a lighter and stronger cone that delivers improved sound definition and higher output

Speaker Size : 8

Freedom One PRO Color:Black/Red Internal dimensions -- 316 xThe M 211SQB Freedom One PRO mask features the newly developed and revolutionary Freedom Technology delivering superior fit, comfort, and performance. The Freedom One is the first of next generation TUSA masks offering this innovative new technology combined with superior design, build quality, materials and frame construction. PRO version is equipped with PRO version is equipped with CrystalView optical glass lenses treated with a proprietary anti