Model : RV-4200XT Detail : MIDWOOFER � 4" SINGLE CONE � CGP WOOFER CONE � 130 WATTS MAX � 75Hz~5000Hz FRE � 93 DB/W/M SOUND � 4 OHM TWEETER � 1" RARE TITANIUM TWEETERS � TITANIUM TRANSDUCER � 150 WATTS MAX � 5000Hz~25000Hz FRE � 93 DB/W/M SOUND � 4 OHM