Speker JBL RM 10 ( 10 inch ) 1set/2 unit speker JBL Specifications 50- To 400-Watt Power Rating (175-Watt Maximum Recommended Amplifier Power) 8 Ohms Impedance Dual 3-Inch Cone Tweeters With High-Temperature Voice Coil 10-Inch Woofer With High-Temperature Voice Coil 1.7KHzCrossover Frequency 40Hz-20KHz(-3 dB) Frequency Response Protection Circuitry Prevents Blown Tweeters Straight-LineSignal Path (SSP) With Left And Right High-Frequency Room-Adaptive Trim Control Mounting Hole Additional Specifications Low Diffraction,IsoPowerBaffl DualFreeFlowFlared Ports Gold-plated, 5-Way Binding Posts Metal Speaker Grilles Dimensional Specifications 29.7 Lbs. 13.19"H x 20.88"W x 9.63"D JBLRM10Warranty Details Split 1 Year Speaker