The Con-Space Rescue Kit 1P is a waterproof five person, two-in two-out and one safety attendant, communications kit. When secure or hands free communication is key, this kit steps up to the plate. Ideal for confined space rescue, collapse rescue, urban search and rescue, high angle rescue, or trench rescue, this kit can expand to accommodate up to a 14 person system. The backup team can also listen to the entrants rescue and be ready to relieve them. The power talk box is a portable intercom device that is dropped down to the victim to determine the condition of the victim. Strong and impervious to a wide variety of corrosive chemicals and substances this kit is ready for a beating. This kit weighs 5 lb 9 oz.