Product Name: 19 Standard CabinetsPlace of Origin: ChinaFeatures: 1) Suitable for introducing broadband into the building, house and uptown 2) The frame is made of fine steel 3) The network device section designed according to international standard 19 4) Can be assembled with different types or sizes of fiber optic converters, fast Ethernet exchanger or media converter 5) Can be equipped with automatic constant temperature device and fan