The 165 RO PRO is easy to fit, all you have to do is make a perfectly round hole 209 mm in diameter, but to help you out, a paper model is supplied with all the speakers.
Next, simply remove the protective magnetic grille. Once the grille has been removed and the loudspeaker wired (either by soldering or by terminal block), all you need is a Phillips-head screwdriver. All you have to do is turn the 4, 6 or 8 screws (depending on the model), so that small hooks clamp the speakers in place.
Focal 100ICW5, 5-inch coaxial 2-way in-wall or in-ceiling speaker with Polyglass cone and 1-inch (25 mm) aluminum tweeter with recommended amplification power between 15-100W at 8Ω, 88dB sensitivity and 65Hz-23kHz frequency response at +/-3dB. Suitable for any room in the house even in wet environments such as bathrooms.
Focal 100 ICW8-T, in-wall/in-ceiling coaxial 2-way loudspeaker with 8 inch midrange speaker driver with Polyglass cone and 1 inch (25mm) aluminium tweeter. Ιt has an adjustable transformer which adjusts the power for a 70 volt/100 volt system.
The Metro RF306 is a passive ceiling, 6.5" loudspeaker with up to a total of 10W at 8Ω with a built-in 100V transformer with tappings for 10 / 5 / 2.5W, sensitivity 92dB and it has 130Hz-15kHz frequency response. The installation depth is 85mm.