FoldableHeadphone for mp3/mp4/mobile/Ipod/Iphone...Specifications;1.Type; Wired headphone2.Deriver ;40MM diameter3.Senstivity;99DB4.Frequency response;20-20,000HZ5.Power handing capacity; 0.2W6.Impedance; 32OHM7.Length of cord: 120CMpacking;1.color box, size of color box;17×15.5×10CM2.size of export carton;88×53×64CM3.quantity\carton; 100 pcs4.N.W.24.2kgs, G.W.26.2kgsLead time for Sample; in stock Delivery time; as per client's requirment. usually it takes 15-20 days OEM details1.Quanatity;MOQ 3000 pcs2.we can print customerized color and design on headphone and packing.