Down4Sound MM504 300W RMS Mini Maxx 4-Channel Amplifier – Green Horns & Drivers or 15-inch models are available

or 15-inch models are available with dual 2 or 4-ohm voice coil

5mm Voice Coil Former Material  ASV Winding Material  EISV Cone Material Paper Surround Material Rubber Basket Material  Steel Basket Color/Finish Black Matte Magnet Material Barium Ferrite Magnet Weight 9

Resonance frequency (Fs) 31

DS18’s MRX100 Marine Head Unit is designed to do it all and then some

Down4Sound MM504 300W RMS Mini Maxx 4-Channel Amplifier – Green Horns & Drivers or 15-inch models are availableThe Down4Sound MM504 (Mini Maxx) is a compact full range Class D 4 channel amplifier built for clean power and flexible tuning in a small footprint. It supports 2 OHM stereo and 4 OHM bridged operation, making it a great fit for space saving multi speaker installs. Power Ratings (RMS) 50W x 4 @ 4 OHM 80W x 4 @ 2 OHM 160W x 2 bridged @ 4 OHM Tuning & Specs Frequency Response: 10Hz 23. 7KHz High Pass: 20Hz 800Hz (x1), 200Hz 8KHz (x10) Low Pass: 50Hz