Factory direct sales contact phone 15325956871 weixin No. 15325956871 QQ No. 499244164 Take more than 100 pairs of free audio recording physical store in Yiwu International Trade City 3 phase 4 District 28 Street 37473 store, the whole store does not provide free mail, one can also place an order, one is also wholesale price, Take the delivery within 48 hours, can be invoiced, quality assurance, pictures are real and assured to buy