Bosch LBB4441/00-CN Loudspeaker supervision board F.01U.097.259

Bosch LBB4441/00-CN Speaker Monitor Board Commercial Type: LBB4441/00-CN Product number: F.01U.097.259 LBB4441/00 Loudspeaker Monitor Board Monitoring of speakers and speaker lines without additional wiring Open-circuit fault detection Compatible with 100 V and 70 V speaker lines The power amplifier supplies power to the monitoring board Communications are not affected by audio signals in speaker lines Dimensions (H x W x D): 78 x 60 x 22 mm (3.0 x 2.3 x 0.8 inches) Weight: 70g (2.4oz) Mounting: located inside the loudspeaker with optional mounting bracket LBB 4446/00 Operating temperature: -5 ºC to +55 ºC (+23 ºF to +131 ºF) Storage and transport temperature: -20 ºC to +70 ºC (-4 ºF to +158 ºF) Humidity: 15% to 90% Atmospheric pressure: 600 to 1100 hPa LBB4441/00-CN Loudspeaker