DESC: SW-V2.1 1250 provides 36 watt total output power with a powerful 5.25” subwoofer driver and 3” full range magnetically-shielded satellites delivering accurate and natural sound. It’s external control box has treble, bass and volume adjustments for fine-tuning your preferred settings. Other features include a headphone jack for private listening, a microphone jack for Internet chatting, and RCA jacks and a 3.5mm stereo jack are for easily connecting to TV, VCD/DVD, game console, PC or MP3 players.