connect the midrange driver with bandpass crossover and you're done

Frequency response: 50 Hz – 20 kHz

✓ Robust cast basket

All speaker impedances are perfectly matched to the combination with our HELIX and MATCH amplifiers

With the AMPIRE REM-UNI

Audison AP 690 Packaging Unit:Pair connect the midrange driver withAP 690 is ideal for car models with doors designed for the installation of elliptical speakers. The research and development team has optimized the electro acoustic parameters for installation in the car door while retaining all the features of the Prima speakers, such as the compact size of the basket to facilitate installation The mechanical cut off of the woofer's cone dust cap system ensures that they can be used without filters, maximizing