PS30是：便携位发言者mp3位发言者mp4位发言者发言时，太好了

PS30: portable speaker,mp3 speaker,ipod speaker,mp4 speaker, Perfect for iPod / MP3/MP4 player,CD player/ mobile phone/laptop Perfect for all size of iPod and also designed to match your personal audio/visual devices, such as MP3 players,MP4players,laptops. With built-in high efficient Class-D amplifier and Maxbass technology, it delivers crystal-clear sound effects and surprisingly deep bass. Portable and flat design is suitable for carrying itanywhere. You can take it everywhere with the travel bag and worldwide-used switch adaptor, what'smore itis AA batteries supported. It's a good choice to place a PS-30 speaker in your office, take with it on your trip, and out doors. Total RMS power: 3 W (1.5 W x 2) Total peak power: 6 W 1.5"x 2pcs aluminum magnetically shielded drivers per channel Class-D amplifier Green LED power indication Power and volume controls Features MaxxBass technology 3.5mm auxiliary jack for iPods, shuffle, MP3/MP4 player, CD player, etc. Operated with included power adapter, or 4AA batteries (not included) Dimension: 195 x 33.5 x 125.5mm (W x D x H)