RetrostyleboomboxstyleiPodspeaker-BatteryFree,poweredbyiPod-Stereooutput-powereddirectlyfromiPhone/iPod,nobatteriesrequired.-Compact-Lightweight-Audioinput:AppleDockconnector-EasyaccesstovolumecontrolMaterial：ABSSpeakersize:12mmColor:white,black,blue,pink,etc...Impedance：32HMFrequency:200-20K（Hz）TotalContinuousPower:2*0.25（W）通过ipod/iphone供电，体积小巧，音质清晰！颜色多样，欢迎来电咨询！)