Our company been in line of headphone manufacturing for 15 years. As the Golden membership of Globalsources and and the Apple MFi, have established the long term relationship with SONY, VIVANCO, HAMA, IMATION, POLAROID, Q2 etc. The items are strictly compliant with ISO9001, CE, ROHS, FCC & REACH stardard and have been welcomed by oversea market and the domestic for many years. The OEM/ODM order is accepted with quality service.