PULSE PLUS PLS00554 - 5" 100V Coaxial Ceiling Speaker with Magnetic Grill - 
This 10watt 5" 100volt line ceiling speaker has an extended frequency range which makes it ideal for background music playback and announcements. With its flush mounting ABS baffle frame, coaxial 2way design and slim, low-profile metal speaker grill, the PLS00554 speaker gives both simplicity and sophistication to your audio installation.10Watt 2way 100volt line ceiling speaker5" Driver with 1.5" coaxial tweeter delivers a wide frequency responseSlim low-profile speaker grill for that sophisticated lookMagnetic speaker grill fixing points for that quick and simple finishMulti-tap 100v/70v transformer gives an array of audio output levels to cover different installation requirementsDog-ear clamps rotate out and screw down to secure the speaker into the ceiling/panel for easy installation100V Power tappings: 10W, 5W, 2.5W, 1.25W70V Power tappings: 5W, 2.5W, 1.25W, 0.65WFrequency response: 80Hz to 20kHzSPL (1W/1m): 91dBCut out diameter: 178mmMounting depth: 68mmDimensions (diameter x depth): 205x72mmWeight: 900g