... 2.1 speaker, computer speaker, multimedia speaker, USB speaker, MP3 speaker, mini speaker, speaker, home theatre speaker,portable speaker,bluetooth speaker, vibration speaker, speaker box, speaker system, subwoofer speaker,karaoker speaker.2.1 Multimedia Speaker Specification: ... customer can optionPacking :Colorbox:163.5X245.8X320MM(WxHxD) 4kg6 sets in one Carton Certifications: Computer Speaker