JBL Professional Control Contractor 52 Wall Mountable Speaker - 25 W RMS - Black - 50 W (PMPO) Woofer Tweeter Midrange - 180 Hz to 17 kHz - 16 Ohm Listen to your favorite music and enjoy great sound with optimal audio output and maximum playback efficiency 16 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 180 Hz-17 kHz Handles up to 25 W of RMS power Offers great productivity with 17 kHz maximum frequency response 85 dB sensitivity for efficient conversion of power into sound to produce adequate audio output Wall mount encourages collaboration, interactivity with maximum productivity 4.5" height for efficient frequency access and optimal operation 3.3" width for efficient antenna power radiation to ensure optimal operation and usage 3.75" depth to ensure dependable sound output efficiency