Two zone common hooter panel is compatible with 40 detector from system i.e. 20 detector per zone. These panels are specially designed to meet the latest market requirement and current as well as future. Two zone common hooter panel are ideal for small building, such as individual office or retail shops. We can install main panel in front of your building to show exactly which device or zones is alarming. 
The LED indication used in panel: 
• System ON
•Zone 1 Fire
•Zone 1 Open
•Zone 1 Fire 
• Zone 2 Open