Mid-Range Driver Acoustic Phase Plug - Extends high frequency response while reducing cancellation Accordion Surround - Cloth edge surround minimizes distortion Chrome Push Input Terminals - Accept up to 10-ga speaker wire for maximum current transfer 1.5" KSV Voice Coil - Single 4-Ohm VC designed to work with mobile amplifiers Compression Horn Tweeter Compression Horn Tweeter - provides outstanding imaging and smooth high frequency reproduction Bullet Design Phase Plug - Designed for wide dispersion ultra-high frequency response 8oz Ferrite Magnet 103 dB 1W/1M 6dB Crossover Included Specifications: Impedance: 4 Ohms Peak Power: 200 Watts RMS Recommended Power 100 Watts Mounting Depth: 2.25" Frequency Response: 100Hz-20kHz 2-Way Component Speaker Kit includes: 2x 6.5" Midrange Drivers 2x 2" Compression Horn Tweeters 2x 6dB Crossover Networks 2x Custom Grills Mounting Hardware Speaker Wire | Powerbass | | PBX-PRO65C | 6.5" Shallow Mount Midrange Component Speakers, Pair | Black/Gray | Best Buy