High-efficiency audio-visual signaller with low consumption, designed for fire alarm and surface-mounted systems. Has 32 main tones and 32 alternative tones, option of 2 different volume levels and 2 levels of optical coverage. Sound power at high volume 100 dB (A) at 1m. Absorption 14.5 mA (high volume and coverage), 12.5 mA (low volume and coverage). Optical coverage (W) 4m x 9m with low-consumption white flashing LED. Synchronized flashing lights for connection with several devices. Power supply 9-60V DC. IP21 Protection rating. Dimensions (H x W x L) 45x109x120mm. Approved EN 54-3 and EN 54-23.