タイトルまたは説明

            Integrated circuit ***2 could be optional.                                             Loudspeaker with *0 magnetic also could optional.                                       Anti-interference USB audio line with **0cm.                                           High frequence about ****0khz with 0.*7kg weight                                       The color are differences with black+red or black+blue and so on.                       Special appearence look like double rockets.                                           You can select different color box or white could optional.