Ключевые слова: access, card, close, code, control, design, digital, door, electronic, enter, entrance, equipment, guset, hand, holding, holiday, home, hotel, identification, interior, key, keycard, keypad, light, lock, modern, object, office, open, pad, password, power, protect, protection, reader, remote, resort, safety, secure, security, sensor, space, switch, system, technology, travel, unlock, using, wall, white,