Description
This loudspeaker is a high-performance 20 W
voice alarm unidirectional sound projector.
20 Watt Unidirectional Sound Projector (5.25“) BS EN 54-24,
White, -25Cº to 55Cº, 2.65 kg, 150Hz to 20000Hz,
Sensitivity max 1 m 89 dB
BS 5839 Part 8 and EN 54-24