Syrian immigrants on the Greek-Turkish border (archive) |
Two long-range acoustic devices, otherwise known as LRADs, produce sound bursts and have the power to make people deaf.
Used both in civilian areas during protests or in the military around the world, LRAD systems, when used on humans, can cause disorientation, deafness, excruciating pain, and health problems with unknown consequences. Their use is banned in many countries around the world.
As part of Greece's decisions to strengthen border units, four unmanned aerial drones, 15 thermal cameras, five boats and ten armored patrol vehicles have also been included in the border surveillance system.