1.25Gbps SFP Module Name：1.25Gbps SFP Module Details: Model:YHT-SFP-1250M The SFP transceiver supports dual data-rate of 1.25Gbps/1.0625Gbps and from 10km to 20km transmission distance with SMF or 550m with MMF. The transceiver consists of two sections: The transmitter section incorporates a FP laser. the receiver section consists of a PIN photodiode integrated with a trans-impedance preamplifier (TIA). Features: Compatible with RoHS SFP package with LC connector Low EMI and excellent ESD protection 1310nm FP laser and PIN photo detector 550m transmission with MMF Laser safety standard IEC-60825 compliant 10Km~20Km transmission with SMF +3.3V single power supply LVPECL compatible data input/output interface Application: Ethernet，Telecom