... in high quality battery 4.Fast delivery time Perfect for Dancing Speaker with USB/Micro SD/FM (V309 ... ) Function and characteristics:1.MiniSpeaker with perfect looking 2.With USB/TFCard Read ,Digital FM ... Power : USB power 5V and lithium battery10Applicable for : PC,DVD,PSP,cell phone,Mp3,vedio ... gift box and carton box17Payment terms: 30% for deposit by T/T before production,the balance ...