... mp3 ,fm radio,microphone,reverb used for ... in one with Entertainment,Microphone, Amplifier, Loudspeaker,Music ... Aluminium magnesium alloy material, professional and fashion appearanceTechnique Data: ... Amplifier, Line-in, loudspeaker, microphone, reverberationColor ChoiceBlackWeight 0.5kg ( including ... ,Camping and other outdoor EntertainmentAccessories:Headset Microphone : 1 pcRecharger : 1 pcHost Machine ...