Acoustic Audio by Goldwood PRTY151 Battery Powered Bluetooth Speaker Stream music from your phone to the built in Bluetooth receiver Integrated battery powered amplifier with 600 Watts system power Multi-Colored LED woofer flashing light display with ON/OFF switch Built In FM tuner USB drive or TF card player with controls and remote 1/4 inch mic input and 3 5mm AUX input Mic volume echo control bass treble and master volume control knobs RCA line level outputs to link to another powered speaker 2-Way design and functionality with deluxe accordion edge 15" woofer and 2" tweeter Frequency response is 20Hz-20kHz with 97dB sensitivity at 8ohm Built In rechargeable battery plays for 6 hours and charges in 4 hours Rugged cabinet has rear wheels handles adjustable stand pole mount and is (H x L x W) 24" x 16" x 13 75" System Requirements Any Bluetooth audio streaming device Standard US 110V grounded wall plug for charging and playing Any audio device with a standard 3 5mm or 1/4 inch mic output Applications DJ PA Karaoke or Live Sound Party Beach Camping or Tailgating Studio Monitor or Fixed Installation What's in the box 1 Powered Bluetooth Speaker with power cable 1 Wireless Microphone 1 MP3 Remote 1 RCA to 3 5mm 25 foot Linking Cable Instruction Manual