Wireless smoke and heat detector with controllable siren function for use in residential and business premises. With two independent sensors for smoke (optical) and heat (60 to 65°C). Type of detection (smoke, heat, smoke and heat, smoke or heat) adjustable via N-Link. Activation is signaled by LED and 85dB(A) warning tone (can be switched off). The built-in siren can also signal fire from other detectors in the system as well as other types of alarm with different signal tones for fire and burglary. Using N-Link, the siren control can be limited to areas and the siren duration can be limited in time. As a bidirectional component, there is no support via a 9000FR wireless repeater. Sabotage monitoring (when dismantled) and alarm memory function in the detector. Simple test and muting by pressing the housing or via N-Link. Possibility of connecting an external antenna 9000ANT1. Complies with EN 14604, EN 54-7, EN 54-5/A1. Occupies one address in the 9000 system. Operating temperature: -10°C to +65°C. Power supply: 3x 1.5V AA battery, alkaline (included). Dimensions: D 126 x 50mm.