Radioshack 3" Surface Mount Car Speakers (2) 60 Watts Max, 20 Watts RMS per Channel Adjustable Tilt Speakers Can Be Positioned to Custom-direct Sound Ideal for Rear Deck Mounting - No Cutting Required 230-15,000Hz Frequency Response -- 4-ohm Impedance High-Efficiency 2.85-OZ Barium Magnet for Enhanced Bass