Bosch LBC3941/11 Sound projector 6W F.01U.004.659

and safety standards F.01U.004.659 482 LBC3941/11 Strong pointing speaker, 6W, IP65 Malaysia Max. power 9 W Rated power 6/3/1.5/0.75W Sound pressure level at 6 W / 1 W (1 kHz, 1 meter) 96 dB / 88 dB (SPL) Sound pressure level at 6W/1W (2kHz, 1 meter) 100dB/92dB (sound pressure level) Opening angle at 1 kHz / 4 kHz (-6 dB) 180° / 90° Effective frequency range(-10 dB) 130Hz to 18kHz Rated Voltage 100 V Rated impedance 1667ohm Connection 2-meter 5-core cable Size (diameter x length) 165 x 200 mm (6.50 x 7.87 inches) Speaker diameter 100 mm (4 inches) Weight 1.5 kg (3.3 lb) Color White (RAL 9010) Magnet weight 101 g (3.57 ounces) Working temperature -25 ºC to +55 ºC (-13 ºF to +131 ºF) Storage and transportation temperature -40 ºC to +70 ºC (-40 ºF to +158 ºF) Relative Humidity <95%