... .competitive price Portable Gift Mini Speaker (Use with MP3, MP4, CD, DVD, Ipod, mobile phone, laptop, GPS, PSP) Specifications ... transmissionDetails Output: RMS6W (3W+3W) THD=10% Frequency response: 150-18000HZ(+-3dB) Signal and Noise Ratio of Power amplifier: ≥80dB ... new concept integral stereo portable mobile music, connecting your MP3, CD, DVD, iPod, iPhone, GPS, PSP, mobile phone, notebook ...