JBL Professional AC15 2-way Ceiling Mountable, Wall Mountable Speaker - 150 W RMS - Black - 600 W (PMPO) - 5.25" Aluminum Woofer - 1" Dome Tweeter - 90 Hz to 18 kHz - 16 Ohm The 2-way speakers give smooth and precise production of sound to deliver an ultimate audio experience 16 Ohm impedance extracts maximum power so you will get more output from your speakers Hear low subs and soaring vocals with a frequency range of sound from 90 Hz-18 kHz Uproar the bass as loud as you want with 150 W RMS power without any blaring 5.25" woofer driver size allows better stereo imaging with maximum sound feasibility 1" tweeter driver size provides crispier, well-detailed sound with maximum productivity Delivers exceptional sound with 18 kHz maximum frequency response 3.30 kHz maximum crossover frequency effectively splits audio signals to ensure delivery of better and dependable audio ranges 86 dB sensitivity for efficient conversion of power into sound to produce adequate audio output Ceiling Mountable form factor allows hassle-free and easy usage with increased efficiency