2.0 USB PC Speaker 1)RMS:2x2.5W 2)SNR>80dB speaker 3)Build-in USB cable&3.5mm audio ... line speaker 4)CE 2.0 USB PC Speaker Application :playing for all kinds of 3.5mm Jack player. ... mp3, mp4, Ipod, CD/MD,PC ,mobile phone etc. Description: Product Name2.0 USB PC SpeakerMaterialABS & electronic componentsDimensionOverall sizes: 8×6 ... charge, express cost covered by receiver. 2.0 USB PC Speaker