100G CFP2 ER4 transceiver anya na-ejikọta nnyefe ma nata ụzọ n'otu modul.N'akụkụ a na-ebufe, a na-enwetaghachi ụzọ anọ nke data serial data, lara ezumike nká, ma nyefee ndị ọkwọ ụgbọ ala laser anọ, nke na-ejikwa lasers absorption modulated (EMLs) anọ nwere 1296, 1300, 1305, na 1309 nm etiti ogologo wavelength.A na-agbanyezi akara ngosi anya n'ime eriri otu ụdị site na njikọ njikọ LC ọkọlọtọ nke ụlọ ọrụ. N'akụkụ anata, ụzọ anọ nke iyi data ngwa anya bụ ngwa anya.DE-ọtụtụsite na ngwa anya demultiplexer agbakwunyere.A na-enwetakwa uzuoku data ọ bụla site na PINihe nchọta fotonatrans- impedanceamplifier,re-oge, ma nyefee onye ọkwọ ụgbọ ala mmepụta.Modul a nwere atụmatụ ana-ekpo ọkụIgwe ọkụ eletrik, oriri ike dị ala, yana interface njikwa MDIO.