PYLE PWMA860I 500W VHF Wireless Portable PA System /Echo w/Ipod Dock---Docking System Suitable For Nano & Classic Ipod Unit Powered By Internal Rechargeable Battery Pack, One VHF Wireless Mic With FCC Certificate, 2 Mic, 1 Guitar And 1 Audio '' Input, One 6.35mm Male To 3.5mm Stereo Female Adaptor, Echo, Bass And Treble Controls, RF, Rechargeable, Low Batt And Power LED Indicator, Handheld Wireless Mic With 3 Position Power Switch & LED, 8'' Woofer And 3'' Compression Tweeter, Unit Battery Life: Approx. 5 Hours, Operation Range: 100ft and Telescoping Handle & Caster Wheels