... speaker for laptop,pc/mp3/4/5,moblie phone 2)Mini computer stereo system 3)OEM &low price Factory newest pc speaker ... stereo system for iPod,MP3,MP4,MP5,PC,Laptop/Notebook,Mobile phone,etc...all kinds of digital player devices. Features: 1) 2.0 ... : 3W*2(1KHZ,THD10%)2) Rated Impedance:4Ω3) Circuit Current:≤800mA4) Frequency Response: 2000HZ——12KHZ5) Supply Voltage Rejection:≥48dB 6) Powered by PC ...