X Rocker 5172601 Surge Bluetooth 2.1 Sound Gaming Chair, Black with Red Piping Two speakers and a subwoofer use AFM Technology for a total 2.1 sound immersion experience Built-in bluetooth easily receives audio signals from any bluetooth-enabled device; optional RCA cables included Ergonomic backrest with racing-inspired airspace for hours of cool mobile gaming and music marathons Separate controls for volume and base allow control over your sound experience.Play music from any source with headset or RCA outputs Great for mobile gaming, listening to music, watching TV, reading, and relaxing