Good power control and liner design, Stable and reliable signal quality, Small impact on the base station signals ROHS compliat ItemUplinkDownLinkFrequency RangeCDMA800824~849MHZ869~894MHZGSM900880~915MHZ924~960MHZWCDMA1920~1980MHZ2110~2170MHZDCS1710~1785MHZ1805~1880MHZPCS1850~1910MHZ1930~1990MHZOptical path parametersOptical launch powerEmission wavelength 1.31um≥0Emission wavelength 1.55um≥- ...