... 3.factory price 4.with LCD screen portable laptop mini speaker User ManualFeatures : C350 adopts Japanese sophisticated ... . Line in support can be used as speaker of MP3, MP4, laptop, iPhone, iPod, DVD, CD, Notebook, mobile ... Signal to Noise Ratio ≥90 dB 4. Loud speaker: external diameter 45mm, Magnetic resistant 4 Ohms 3w5. ... press NEXT to next station. new products for 2013,mini portable speaker