... like blue stone mini speaker. 2.Can be not used as speaker but also gift, 3.One of mini speaker. New style portable mini speakerIt ... 's wonderful mini portable speaker like bluestone.1. 360-degree omni directional ... : 2.5W Frequency:100Hz~20kHz 4.support for: MP3, MP4,PC,Iphone, ipod,computer,mobile and etc standard 3.5mm audio ...