Bicycle player MP3, sports walkman MP3 ,music bar (third generation) MP3 ... connectionTorch function during nighttime solutionBR3166body size/weight90*36*40,100gcapacity1-16 GBcolorblack,white,orange,bluespeakersupportshellplastic earphone jack3.5mm USB/spec USB ... high speed transferFM87-108 MHZ battery specLithium battery 800 mA Bicycle mini MP3 speaker, sports walkman MP3 ,music bar (third generation ...