Here are some of the features of the Pyramid 523SX:
5.25'' Three-Way Speaker System
Paper Cone
Rubber Surround
2'' Piezo Midrange
1'' Piezo Tweeter
200 Watts Rated Power
40 oz. Circuit Magnet
4 Ohm Impedance
Frequency Response: 80-18kHz
SPL: 88dB
Mounting Depth: 1.85''
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