Enjoy driving to your destination listening to your favorite music on the Boss Chaos SE422 speakers. Listen to each word clearly with the 100 Hz-18 kHz frequency response of these Boss car speakers. The 4 ohms impedance by these Boss speakers delivers a well balanced musical output irrespective of the power fluctuations. Check out every musical beat with perfection, thanks to the 90 dB sensitivity of these Boss car speakers. The Polyimide Dome tweeter and high-temperature aluminum voice coil of these Boss speakers ensure a crisp and clear audio output. The Boss Chaos SE422 speakers, with 100 RMS (200W per pair) power handling capacity, is a complete entertainer accompanying you to your destination. 1 buy = 4 speakers!