10G SFP+ dual fiber transceiver module include SR, LR, LRM, ER, ZR and EZR. SR for Multimode short distance, LR for long range, LRM support link length of 220m on Multimode fiber (MMF), ER means extended range, ZR module support link up to 80km, EZR for transmission distance up to 100km, 120km. These modules are compliant with MSA, SFF-8472, SFF-8431 and IEEE802.3ae. With features of low power consumption and high reliability which suitable for data center, metro network and service provider transmission applications.