BS-680FC

The speaker shall be a 16 cm (6") double cone-type speaker suitable for wall-mounting. Both wall and in-wall mounting shall be possible. Two steatite terminal blocks shall allow bridge connection. The speaker shall be EN 54-24 certified and compliant with BS 5839-8: 2013. The speaker shall include a transformer having multiple taps (0.8W, 1.5W, 3W, 6W at 100V line and 0.4W, 0.8W, 1.5W, 3W at 70V line) adjustable.
The sensitivity at 1W input measured at a distance of 1m shall be 94 dB (500 Hz to 5k Hz, pink noise). The speaker shall have a frequency response of 150 to 20k Hz (-20dB).
The specifications based on EN 54-24 measurement conditions are follows:
The sensitivity with 1W input shall be 74 dB at a distance of 4m and 89 dB at a distance of 1m converted based on EN 54-24 (100 Hz to 10k Hz, pink noise).
The maximum sound pressure level with 6W input shall be 84 dB at a distance of 4m and 96 dB at a distance of 1m converted based on EN 54-24 (100 Hz to 10k Hz, pink noise). The coverage angle (-6 dB) shall be: 180 degrees (horizontal and vertical) at 500Hz, 140 degrees (horizontal and vertical) at 1k Hz, 120 degrees (horizontal)/110 degrees (vertical) at 2k Hz and 100 degrees (horizontal)/80 degrees (vertical) at 4k Hz. The environmental type according to EN 54-24 shall be A (indoor application). The speaker baffle and cabinet shall be constructed of steel plate. The grille shall be surface-treated steel plate net. The speaker shall be available in off-white color. The unit shall have dimensions of 310 (W) x 190 (H) x 87.2 (D) mm (12.2" x 7.48" x 3.43"), and a weight of 2.6 kg (5.73 lbs.).
The wall-mount speaker shall be a TOA model BS-680FC.