High Fidelity Portable Audio. The Pyle PMNP2B and PMNP2S are innovative, travel friendly speaker systems that boast surprisingly good sound quality, and are self contained and rechargeable! No fumbling with expensive and short lived batteries. Big Sound - Small Size. The Dual 1.6-Inch drivers accurately produce high and low frequency sound, giving you a full dynamic range, which makes your music sound exactly as intended. Built in 10 Watt amplifiers give you plenty of power to be heard wherever you go. Limitless Connectivity, On each PMNP2B and PMNP2S you will find an on/off switch, a Mini USB plug, a LED indicator lamp, and 7 rubber feet, allowing you to enjoy these portable speakers on their side, or facing upward. The LED glows blue when the speakers are powered on, and purple when they are charging via USB. You can easily connect these Pyle speakers to your iPod, iPhone, Laptop, MacBook, PSP, MP3 Player, Computer, Mobile Phone, Blackberry, or any other device with a standard 3.5mm headphone jack. Accurate Sound Reproduction. This portable speaker system is loud! Even at its highest volume, there is little distortion to be heard. The PMNP2B and PMNP2S produce a much fuller sound that most portable speakers, thanks to its sturdy design. They are compact and provide an impressive level of sound and clarity for such a small package. If you are looking for a portable set of high quality speakers, this should be your top choice.