... Buit in high capacity li-battery 5.Suitable for promotion gift Function and characteristics:1.MiniSpeaker with perfect ... good Li-ion battery,easy to carry4.Applicable for PC,DVD,Mp3,iPod,PSP,cell phone ... Power : USB power 3.7V and lithium battery10Applicable for : PC,DVD,PSP,cell phone,Mp3,vedio game ... quality gift box and carton box17Payment terms: 30% for deposit by T/T before production,the balance ...