... in stock 4 Minimum : 50pcs only 3.5mm jack Mobile Mini bluetooth speaker and support micro sd card 1 Stereo sound quality ... , galaxy s3 , tablet pc , note book and other mobile phone or device with bluetooth function 5 6colors in stock : black , grey , red ... is much cheaper .Other mobile mini speaker are also avaiable , welcome to enquiry ~ 3.5mm jack Mobile Mini bluetooth speaker and support micro ...