Control 24CT - Ceiling loudspeaker, 100 Volt version, 4" TT, 0.75" HT, coaxial, switchable 30/15/7.5 Watt, 86 dB SPL (1W/1m), sheet steel bass-reflex housing, 130° dispersion range, no SonicGuard, mounting material, only available in pairs, unit pric