*Sold as each not in pairs. Massive Audio's new Professional Grade- High Efficiency, High Power Mid-Range Speaker designs are a result of years of experience, research and dedication to high professional audio products. Both High powered mid-range M6XL & M8XL are 8 ohm with power handling @ 200W RMS/400W Max for the M6XL and 250W RMS / 500W Max for the M8XL. Both have a sensitivity of 2.00v at 1m of 97dB. Both drivers use heavy stamped steel baskets with a VC Wire CCAW former. "On a Stage or in a Car Massive Drives it Home!" Manuals & DownloadsM6XL Manual FEATURES Heavy Gauge Steel Basket Super Strong Motor Strontium Magnet Assembly Hand Treated/ Hardened Paper Cone Plasticized Cloth Surround Black Anodized Phase Plug KSV CCAR Voice Coil SPECIFICATIONS Nominal Basket Diameter 6.5", 166mm Nominal Impedance 8 Ohms RMS Watts 200W Peak Power 400W Sensitivity 97 dB Resonant Frequency (fs) 120Hz Usable Range 100-15KHz