LBC3472/00

Bosch LBC 3474/00 Horn driver 50 W, for use with LBC3478/00 (14") or LBC3479/00 (20") horns, light gray RAL 7035, 50 / 25 / 12.5 W Rated Power, 127 dB / 110 dB (SPL), Effective frequency range (-10 dB) : 350 Hz to 4 kHz, Opening angle : at 1 kHz/4 kHz (-6 dB) : 60° / 28°.

Bosch LH1-UC30E 30W Music horn loudspeaker, ABS material, Maximum power: 45 W, Rated power (PHC): 30 W, Power tapping: 30W / 15W / 7.5W / 3.75W, Sound pressure level at rated power / 1 W(1 kHz, 1 m): 115 / 100 dB (SPL), 212 Hz to 20 kHz Effective frequency range, two-way system for high-quality speech and music, reproduction, IP66, EN54-24 certified, light gray RAL 7035.

Bosch PLE‑1CS Plena All‑Call Call Station, metal base design with fixed 2 m cable and lockable, Sensitivity : 0.7 mV @ 85 dB SPL (2mV/Pa), Maximum input sound level : 110 dB SPL, Distortion <0.6% (maximum input), Input noise level (equiv.) : 28 dB SPLA (S/N 66 dBA ref. 1 Pa), Frequency response : 100 Hz to 16 kHz, Euro style connector.