Model:HIM portable mini vibration speaker for mp3,novelty vibro /vibrating /resonance speaker system ,contact with Joanna,skype-joanna831225,mail-joansong999at yahoo.com.cn, input power:DC5V 3W RMS
Built in rechargeable lithium battery
zinc alloy metal shell
can turn any hard flat surface(such as wooden table, desk, glass) into external speaker
true omni 360degree multidimensional sound
each in a color box
10pcs per carton