Wholesale Best quality headphone driver 40mm 32ohm in Acoustic Components for hifi headphone with Composite LCP film and high grade magnet From m.alibaba.com
40mm Headphone Speaker Driver 32ohm for Bose QC25 QC15 QC35 QC2 QC3 AE2 OE2 Studio Razer
Amazon.com: ELFINEAR 40mm Dynamic Driver Unit 500 ohm Audiophile HiFi Speaker Unit CNC Headphone Loudspeaker Driver Replacement(Pack of 2) : Electronics
Amazon.com: 40mm Speaker Driver, 2 Pack Headphone Speaker Units 32ohm Replacement for Bose QC35 QC25 QC15 QC2 QC3 AE2 OE2, Beats Solo Studio, Razer Kraken 7.1, Akg K55, Marshall Major 2, Steelseries
40mm Hifi 32ohm Headphone Speaker Unit Titanium Film Full Range Speaker N42 Magnet 20-core Coil Headphone Driver Unit 111db 2pcs - Protective Sleeve - AliExpress