DS18 PRO-D2PH 2" Throat Bolt On Compression Driver 3" Phenolic VC 800 Watts 8 ohm Drivers are known for their extreme loudness all while maintaining the highest efficiency and decibel to wattage ratio possible. Ferrite is definitely a great motor structure you want to go with for the absolute loudest ear piercing high range frequencies available. This ferrite driver is compatible with 4 bolt horns (throats) of all sizes and depths. This will be an amazing addition to any system that needs super
