The QFX PBX-211 is a rechargeable, Bluetooth, dual 10in woofer with 1in tweeter PA speaker with built-in LED party lights. It features onboard bass, treble and microphone echo controls. Connect an external audio player to the AUX input or play your own music files stored on USB drives or TF cards. It includes 2 microphone inputs with a recording function. With its secure carry handle and wheels, it’s easy to take out for use at parties or events with family and friends. Add a second PBX-211 and enjoy True Wireless Stereo TWS sound!