Ключевые слова: airport, alarm, camera, cctv, circuit television, closedcircuit, device, digital, engineering, equipment, euro 2012, five, football, four, gray, installation, isolated, many, megaphone, modern, monitor, monitoring, poland, security, see, shadow, soccer, speaker, stadium, stationary, surveillance, system, technology, television, theft, tv, video, view, wall, webcam, white,