The QFX PBX-1206 is a complete entertainment system which features a 12in woofer with 1.5in tweeter, rechargeable, Bluetooth speaker. It offers built-in LED party lights and supports a wide array of connectivity including microphone and guitar inputs, 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 and microphone level controls along with bass, treble and echo controls to dial in just the right sound. Add a second PBX-1206 and enjoy True Wireless Stereo TWS sound.