Hertz ESK 163.5 Energy Series 3-Way 6 1/2" Component Speaker (Pair)

The best sound in the smallest possible space. ESK 163L.5 is a three-way car audio systems, comprising four components: ET 26.5, EMV 100.5, EV 165L.5 and CX 300.5 crossover, creating a combination of high-performance, hi-tech products.
Excellent frequency response, high level of installation friendliness even with OEM placements, efficiency and appealing design: the Energy.5 systems comprise and contain the whole sound philosophy of Energy. Pure energy for listening pleasure.

Specs

Woofer size mm (in.) 165 (6.5
Tweeter size mm (in.) 26 (1)
Woofer magnet High density flux ferrite
Tweeter magnet Neodymium
Woofer cone Water repellent non pressed paper
Tweeter dome Tetolon
Crossover type LP/BP/HP
Crossover cut off 600 Hz - 12/6 dB Oct. 6 kHz - 6/12 dB Oct.