Alarm Siren Produkte Overview Technical data Downloads Breadcrumb Home All Products Alarm Siren Product images Order information Product Name (Short) HmIP-ASIR-2 Item Number 153825A0 EAN Code 4047976538256 Technical data Supply voltage 3x 1.5 V LR6/Mignon/AA Typical battery life 2 years (typical) Degree of protection IP20 Ambient temperature 5 to 35 °C Dimensions (Ø x H) 124 x 45 mm Weight 190 g (including batteries) Radio frequency 868.0-868.6 MHz/869.4-869.65 MHz Typ. open area RF range 250 m Alarm Siren – simply explained | Homematic IP