POWER: The PS10 is capable of a 200 Watt power output and fills in the low notes missing from your movies and music and gives you that spine-tingling rumble effect from your home theater system. SOUND QUALITY: With the 10-inch subwoofer, this speaker has high sound pressure levels and produces sounds in the lower frequency range. This is a powered sub that doesn’t need a separate amplifier. BASS: The 200 Watt power output in the PS10 provides heavy bass and can reproduce the lowest of audible frequencies immersing you in your movie-watching experience. The frequency response is between 38Hz to 120Hz.