ALPINESTARS SM3 Helmet - Heat - Gloss White/Purple/Pink - 2XL 8301026-2052-XXL built 5 – 4 hours depending

5 – 4 hours depending on mode

4mm Voice Coil Former Material  Kapton Winding Material  CCA Diaphragm Material Aluminum Magnet Material Ferrite Y30 Magnet Weight 8 Oz BOX SPECIFICATIONS   Box Type Front Bafle  Box Material Polyethylene (PE) Finish Material Black UV Protection Yes Waterproof Rating IP65 MEASUREMENT   Overall Height 17

comfort and support

2D Type: Subwoofer Size: 12" RMS Power: 1250W MAX Power: 2500W Impedance: 2 + 2 ohms Voice Coil Size: 2

ALPINESTARS SM3 Helmet - Heat - Gloss White/Purple/Pink - 2XL 8301026-2052-XXL built 5 – 4 hours dependingVaried thickness shell construction for optimized protection and light weight 6 piece EPS liner with three different densities Polished inner EPS liner with special coating to reduce friction with comfort liner for rotational impact management One outer shell and two inner EPS liner sizes, with optional + 5 mm cheek pads for a tailor made fit Breakaway visor