Double remote Infrared remote Anti theft

Alarm sound: 105 decibels. Remote distance: 3-4 meters farthest. (can't partition, the type of remote control every other things all devices are universal remote control). Detection range: as far as 3-5 meters (room temperature under 30 degrees), can't partition geophysical detection, summer between temperature above 30 degrees detection range will shorten, this is not the quality problem. Working voltage:four section Number five battery