Power: 450W W PMPO. Woofer 15". Tweeter 1". Inalambrica connection. Rechargeable lithium battery of 4400mAh. Lights Led. Portable: Handle and Wheels. Connection: USB, SD. FM radio. Frequency response: 40Hz - 18KHz. Food: 9V / 1.5A. Includes: 2 Wireless microphones.