Easy to use, very reliable and extremely efficient bite-alarm set. Registers runs and drop backs. Features adjustable volume on the alarms (5 levels) and receiver (7 levels). Both on the alarm and the receiver the volume can be set to silent. The receiver also has a vibration function. Weatherproof (IP66), so can be used in severe, wet weather conditions. Supplied with screw-on, metal snag ears. Maximum operating distance 100m.