A.100~105dBm B.105~110dBm C.110~115dBm D.120~125dBm
A.1.31um/1.55um B.1.31um/1.41um C.1.41um/1.55um D.以上的都不是。
A.0dBi B.1dBi C.2dBi D.3dBi