HomeProduct Included componentsfrient Smart Siren English installation manual, multilingual installation manual, screw kit, double-sided adhesive frient Smart Siren English installation manual, multilingual installation manual, screw kit, double-sided adhesive Filter Showing the single result Default sorting Sort by popularity Sort by average rating Sort by latest Sort by price: low to high Sort by price: high to low Sort by editor review Added to wishlistRemoved from wishlist 0 Add to compare frient Smart Siren | Intelligent Indoor Home Security Alarm | 90 dBm | Burglar Protection | Battery Backup | Zigbee Range Extender | Consumer Electronics | Works with SmartThings and Homey Added to wishlistRemoved from wishlist 0 Add to compare £99.88 Original price was: £99.88.£53.90Current price is: £53.90. 46%