... ,U-Disk,etcB,mobile device,such as PC,mp3/mp4 player,Mobile phone,etc2,it has a small size,you ... color:silver,black,etc technical parameter: Output power: 5W(2.5w+2,5w)Loud speaker specification:1.5cm ,4ouhm,3wfrequency response ... PC for charging package: size of gift box:323.2*54.1*80.3mmweight:0.345.11Kgsize of carton box ... box for each product,size of gift box:323.2*54.1*80.3mmsize of carton box:435.0 ...