The 2915 is a 2" Miniature Speaker with a plastic basket and plastic diaphragm and broad frequency response and good voice reproduction. Particularly well suited to outdoor applications and where ambient conditions are generally unfavourable example high humidity.
8R Nominal Impedance
ABS (Basket, UL 94: HB), Mylar (Diaphragm) Plastic Material
Functionally at Cold According to EN 60068-2-1/EN 50155