Unit Powered by Internal Rechargeable Battery Pack2 Mic, 1 Guitar, and 1 Audio 1/4" Inputs Echo, Bass and Treble Controls RF, Charge, Low Batt & Power LED Indicators Dynamic Wireless Mic w/ 3 Position Power Switch & LED Operation range: 100 ft. 8" Full range Speaker 100W RMS, 200W Peak Power Unit Battery Life: Approx. 5 Hours Mic Battery Life: Approx. 45 Hours Ported Enclosure for Increased Bass Response Telescoping Handle & Caster Wheels 35mm Speaker Stand Mount Operating Frequency: 177-205 MHz 110/220 Voltage Switchable Weight: 26.5 lbs. Dimensions: 14.7"L x 10.6"W x 11.2"H