... mp3/4/5,moblie phone 2)Mini computer stereo system 3)OEM &low price Factory newest pc speaker ... .....Plastic laptop loud computer speakers main function:Multimedia ... . Features: 1) 2.0 speaker for laptop, computer,mp3,mp4,mp5 palyer,CD,mobile phone. 2) ... 3W*2(1KHZ,THD10%)2) Rated Impedance:4Ω3) Circuit Current:≤800mA4) Frequency Response: 2000HZ——12KHZ5) ...