The AG8 external sounders range has been upgraded to fully meet the security and environmental requirements of EN50131-4:2009 Grade 2 standard for both residential & commercial premises. With its attractive housing, a choice of lens colors and the flexibility to mount horizontally or vertically, the siren can easily meet any requirement. The sounders also include comfort LEDs to signal that the device is working. The siren has a front and rear tamper protection and in the event of a potential sabotage attack, the piezo sounder provides a distinctive audible warning. The electronic elements on the printed circuit board are protected ensuring preservation in harsh environments and giving users peace of mind that the siren will always sound. The cover can be screen printed with a company logo if required.