Ready to try out your skills as a DJ? The SM-215 is perfect to get you started. It features two 15″ Woofer Speakers / 2 Stands and 2-channel Mixer Board to allow input from an FM radio, SD card, USB, Bluetooth, or through its multi-media player. You can adjust the Echo, Treble, and even the Bass, to really get any party started. No need to buy headphones, the SM-215 comes with a dynamic microphone and great quality headphones!. Design that delivers high availability, scalability, and for maximum flexibility and price/performance.