The QFX PBX-1207N is a complete entertainment system which features a 12in woofer with 1in tweeter, rechargeable, Bluetooth speaker. It offers built-in LED party lights and supports a wide array of connectivity including microphone input, AUX input and can plays MP3 music stored on USB drives or TF cards. It gives you ultimate control over your sound with master volume with bass, treble and echo controls to dial in just the right sound. Add a second PBX-1207SM and enjoy True Wireless Stereo TWS sound.