Single flush mounted poly dome tweeter with housing.Frequency response: 5kHz-20kHz.Peak power handling: 200 watts.Strontium magnet structure.Includes two mounting kits.Single flush mounted poly dome tweeter with housing.Peak power handling: 200 watts.Frequency response: 5kHz-20kHz Enjoy accurate high frequency sounds with the Boss TW12 car speakers which boast a frequency response of 5 Hz to 20 kHz. These Boss car speakers render excellent music output with a power handling capacity 200 Watts. These Boss audio speakers deliver better tweeting effects with a sensitivity of 94 dB. Savor balanced music in your car with these Boss audio speakers which have an impedance of 4 ohms. These single flush mounted poly dome Boss car speakers come with a housing which allows easy placement of these in your car. Incorporating a strontium ferrite magnet, the Boss TW12 speakers are highly effective and efficient.