
40mm Headphone Speaker Driver for Helmet Headset, OEM MOQ 5000
40mm headphone speaker driver cost guide: Φ40mm (1.57 inch) × 10.5H mm, 32Ω, 30mW/40mW round unit for helmet headset, hearing aid, studio monitor. MOQ 500/3000/10000, 3-5 day lead time, XDEC OEM/ODM with ISO9001/IATF16949/TUV.













