1: 2 Optical faib attenuation: 3 ~ 5dBm
1: 4 kho qhov muag faib attenuation: 8dBm
1: 8 kho qhov muag faib attenuation: 11dBm
1:16 kho qhov muag faib attenuation: 13dBm
1:32 kho qhov muag faib attenuation: 15 ~ 17dBm
1: 64 kho qhov muag faib attenuation: 18 ~ 20dBm
