Back by popular demand These are our ever popular Response Precision Coaxial Speakers made with Kevlar that has won many awards and magazine recommendations in the past, only with a new look. The Kevlar speaker cone is now supplied in Black but it still retain its outstanding performance that we are all accustomed to. The tweeters are still the original soft dome tweeter that provides clean, crisp sounds and maintains a natural and smooth balanced sound; nestled in an adjustable bracket for optimal sound trajectory. Virtually unchanged in design and performance, we have put our efforts in changing one thing; the price. Now at a more competitive price points; these coaxial speakers are great value for money topped with award winning performance. Sold as a pair Packaged Volume : 8.15lPackaged Weight : 2.68kgPackaged Length : 39cmPackaged Width : 19cmPackaged Height : 11cmNominal Impedance : 4ΩRMS Power Rating : 75WResonant Frequency : 71HzSensitivity (SPL@1W, 1m) : 89Mechanical Q (Qms) : 6.42Electrical Q Factor (Qes) : 1.11Total Q (Qts) : 0.94Equivalent Volume (Vas) : 9.21lSide-to-Side Diameter (A) : 178mmMounting Hole Diameter (B) : 157mmCutout Diameter (C) : 135mmInsert Depth (D) : 65mm