Steve Neville Receiver.
Only to be used Remote Neville Alarms.
The most compact receiver on the market which lives up to the expectations that comes with the "Steve Neville" name. Allows you to add up to 4 alarms at any time, Mixed colours on the box with 1 Red Yellow Green & Blue LEDs. This system has range of up to 400 metres. Adjustable volume, High, medium, low & lowest. Battery level indication, the receiver checks the battery status by cycling through the LEDs. A Alkaline battery will get you 30 days of continuos use, (battery not included). Size of the box is 5.8cm x 4.8cm.