The THUNDER51 is a 5.25" component speaker pair with mid range, tweeter and crossover that can handle up to 90W RMS power. The rich, full sound of these gorgeous speakers is amazing. You will be impressed.
The THUNDER Series speakers are designed to take any car audio installation to the next level while delivering a full-range, sound experience for all types of music. This unit features a polypropylene woofer and soft dome tweeter that offer excellent clarity and imaging. The included crossover includes a two position tweeter adjustment of 0dB or -3dB allowing the user to customize the sound based on their preference.
The THUNDER52 is a 5.25" 2-way coaxial speaker pair that can handle up to 45-watts RMS power. THUNDER speakers are set apart from the "other guys" because of its ability to reproduce low frequencies that other speakers cannot reproduce.
The THUNDER52 plays all the way down to 55Hz so even in systems that don't have subwoofers, you can get excellent bass response for all kinds of music.