JBL GTO609C High-fidelity Component Speaker System (Black) >Low-distortionlow-Q >Plus Onewoofer cones >Edge-driven MyTiTM with I-MountTM and Starfish mounting system >Outboard passive crossover with tweeter level adjustment >Polycaps and tweeter protectiontweeter-level adjustment >Goldplated terminals >Designed to fit neatly into almost all factory speaker locations Specifications GTO-609C Type 6-1/2"(16omm)2-Way LoudSpeaker Continous power handling 90W Peak power handling 360w Freequency response 50Hz-21kHz Sensitivity 92dB Normal impedance 2 Ohms Cone Proprietary Plus Onewoofer cones Terminals Gold-Plated