The Akai Party Box 800 Party speaker with Bluetooth, with 6.5 mm inputs for microphone and instrument for karaoke and LED lights. It features a large 2400 mA / 12 V lithium battery capable of providing music playback for up to 4 hours! With 60 W RMS power, it will fill the space with your music, and the LED lights will fill it with color and movement. It has an FM radio, micro SD slot, USB port with music playback capability, and you can connect devices for music playback to the Aux-In input. With the TWS function, you can connect additional speakers for even greater sound intensity.