Thanks for your visiting this portable voice amplifier megaphone. This simple design has very low noise, close to the theoretical minimum. It is will meet your expectations. Beautiful in small bodily form and easy to carry make it a wonderful aid for various activities, effective avoiding of interference while being used outdoors powered by either rechargeable battery or external power. All in all, it is time to try this portable voice amplifier megaphone.<!--Features --><p>FEATURES</p><UL class=p_f><LI>New ang high quality</LI><LI>This speaker system is good for use at the car, motorcycle, etc</LI><LI>Good workmanship</LI><LI>Loud sound and clear tone quality</LI><LI>Easy installtion</LI><LI>Work for iPod, CD player, MP3 / MP4 / MP5 player, etc</LI></UL><!--Specifications --><p>Specifications</p><TABLE class=ke-zeroborder border=0 cellSpacing=0 cellPadding=0 width="100%" align=left><TBODY><TR><TD width=131>Maximum Power</TD><TD width=365>400W</TD></TR><TR><TD width=131>Nominal Power</TD><TD width=365>25W</TD></TR><TR><TD width=131>Woofer Size</TD><TD width=365>┻160mm</TD></TR><TR><TD width=131>Mylar Dome Tweeter Size</TD><TD width=365><P align=left>┻28mm<BR></P></TD></TR><TR><TD width=131>Sensitivity</TD><TD width=365>90dB / W (1M)</TD></TR><TR><TD width=131>Frequency Response</TD><TD width=365>45Hz~22KHz</TD></TR><TR><TD width=131>Impedance</TD><TD width=365>4 ohms</TD></TR><TR><TD width=131>Material</TD><TD width=365>Heat - resistant resin</TD></TR><TR><TD width=131>Color</TD><TD width=365>Balck</TD></TR><TR><TD width=131>Dimensions</TD><TD width=365>18 x 18 x 8 x 7.8cm / 7.09" x 7.09" x 3.14" x 3.07" (L x W x H x Dia.)</TD></TR><TR><TD width=131>Weight</TD><TD width=365>1412g / 49.81oz</TD></TR></TBODY></TABLE><!--Package Includes --><p>Package Includes</p><UL><LI>2&nbsp;x 400 Watt 6.5 Inch 2-Way Coaxial Car Speaker Black</LI></UL><!--Extra Info --><!--produts_compatibility -->