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.
The Apart CM-4T is a passive in-ceilling 4" loudspeaker with up to a total of 15W at 16Ω with a built-in 100V / 70V / transformer, sensitivity 90dB, max SPL 103dB and it has 90Hz-19kHz frequency response. The installation depth is 74mm and the ceiling cutout diameter is 108mm.
The QSC AD-C.SAT is part of the AcousticDesign™ Series SUB/SAT loudspeaker solution, which is ideally suited for background music applications that require depth and clarity even at lower volume settings. The AcousticDesign Series SUB/SAT loudspeakers are specifically designed to be mix-and-match capable; meaning any combination of satellites may be paired with any subwoofer in the AD Series SUB/SAT line.
The JBL Control 126 W is a passive in-wall, 2-way, 6.5" loudspeaker with up to a total of 50W with a built-in 100V transformer with tappings for 30 / 15 / 7.5W, sensitivity 88dB and it has 38Hz-20kHz frequency response. The installation depth is 105mm.
Focal 300 ICA6, 6.5-inch Flax Mid-bass 2-way in-wall or in-ceiling coaxial speaker with 1-inch (25mm) aluminium tweeter. The recommended amplification power is between 25-130W at 8Ω, it has 89.5dB sensitivity and 65Hz-28kHz frequency response at +/-3dB.
QSC AD-C6T-HC high quality 6,5 "ceiling speaker. It offers clear sound, suitable for announcements, background, music and in general for applications that require sound amplification.