下面是它外包裝的介紹~
只測試過2次..很新..

PETRAS 6.5吋 2音路同軸喇吧~
6 1/2"Electro-plated lnjection Cone
10 Oz Ferrrite Magnet
@25mm ASV Voice Coil
@13mm Mylar Dome Tweeter
100 Watts Max Power
60 Watts RMS
Frequency Response: 60-20,000Hz

意者來信!!也可以拿mmc卡,音效卡,顯示卡交換~