handsfree 1,3.5mm gold-plated plug 2,BeiJing Opera Mask Metal handsfree 3,Free your hands high quality handsfree BeiJing Opera Mask HandsfreeDescription: Handsfree,comfortable In-ear wearing design.Great sound quality with sound insulation,you will be completely immersed in the music listening .Meanwhile,the appearance of this earphone uses special traditional chinoiserie design,through the ...