JBL Professional AC18/95 2-way Stand Mountable, Wall Mountable, Ceiling Mountable Speaker - 500 W RMS - Black - 1000 W (PMPO) - 8" - 1" - 63 Hz to 19 kHz - 8 Ohm Listen to your favorite music and enjoy great sound with optimal audio output and maximum playback efficiency The 2-way Stand Mountable speakers provide the finest sound coverage 8 Ohm impedance extracts maximum power so you will get more output from your speakers Hear every detail crisp and clear with a frequency response of 63 Hz-19 kHz Experience body-shaking levels without any room-vibrating reverb or excessive heat output with 500 W RMS power 8" woofer driver size allows better stereo imaging with maximum sound feasibility 1" tweeter driver size provides crispier, well-detailed sound with maximum productivity Delivers reliable sound with 19 kHz maximum frequency response 2.10 kHz maximum crossover frequency for reliable and feasible transmission of sound 93 dB sensitivity for efficient conversion of power into sound to produce adequate audio output