80cm colorful high resolution retractable earphones at factory price ---- Communication | Wired | Connectors | 3.5mm | Use | Portable Media Player | Color | Any color available | Logo printing | Available | Microphone | Optional | Certificates | CE,RoHS,REACH & FCC | ---- Description: 1.Fashiondesign,variouscolorsstereoearphonewithmicforcomputer,MP3,MP4player&mobilephoneetc. 2.Competitivepriceandhighqualityformassproduction. 3.Customizedpackageasyourequired. 4.In ear designfornoisecanceling. 5.Enjoythenaturalmelody.HighcostperformanceandStrongestengineerteamonthesameindustry 6.YourODMdesigncanbedeveloped,too 7.Neverhurtears & Green lifeTechnology-ECO-Friendly 8.Sellstoallovertheworld.(Mainmarket:Russia,America,SouthAmerica,UK,Europe,MiddleEast) 9.Certification:CE&RoHS Specifications: ---- Frequency Range | 500Hz--20KHZ | Power handing capacity | 20mW | Speaker | 10mm | Sensitivity | 99 dB | Impedance | 32ohm | Plugging | 3.5mm Stereo | Length of cable | 1.20m | ---- ShippingInformation 1.IfnoOEMrequirements,wecansendfreesamples,butcustomersshouldpayfortheshippingcost. 2.Sampleleadtime:2-3workingdays,4-5dayswithcustomizedlogo 3.OurunitpriceinclusivePEbag,ifanyspecialpackageneeded,weshouldincreasecostextra. 4.Theshippingmethods: DHL,UPS,Fedex,orbysea. Quality control QC/Technical Support Strict in-house QC processing All the products have to pass strict inspection before shipment. There are totally three checks in the whole production: Material testing Processing QC Before-package QC QC Staff: 8 to 12 Procedures/testing Details IQC IPQC QA OQC QS Other Information Strict QC procedure is executed following, FCC and CE standards. The QC department is fully equipped with advanced machineries and experienced technicians. Our factory is nearby Shenzhen Airport. It is Convenient for you to visit our factory. For more details, pls feel free to contact Selena on 24 hour hotline: 86-13902479806 Welcome to visit our factory!!!