HD-6EX - CDT Audio 6.5" 130W RMS 2-Way Coaxial Speakers HD-6EX - CDT Audio 6.5" 130W RMS 2-Way Coaxial Speakers Built-in 12dB crossover Built-in Poly switch tweeter protection Power handling: 130 watt RMS at HPF 120Hz. Mounting depth 2 5/16"