6 1/2'' 2-Way Marine Speakers (White) 400 Watts MAX 200 Watts RMS Polypropylene Cone Butyl Rubber Surround 4 Ohm Impedance Sensitivity: 90dB 1'' Aluminum Voice Coil 1/2'' Neodymium Dome Tweeter Frequency Response: 85Hz-20Khz For Marine, RV, ATV, Automotive, & Motorcycle Use Complete Pair with Grill and Mounting Hardware Mount Depth: 2-1/2" Sold in Pairs