* QSFP28 conforms to the Small Form Factor SFF8665 * 4-Channel Full-Duplex Passive Copper Cable Transceiver* Support for multi-gigabit data rates: 25.78Gb/s (per channel)* Maximum aggregate data rate: 100Gb/s (4 x 25.78Gb/s)* IEEE 802.3bj 100GEBASE-CR4* Copper link length up to 5m* Power Supply :+3.3V* Low crosstalk* I2C based two-wire serial interface for EEPROM signature which can be customized* Operating Temperature: 0~ 70 °C* RoHS Compliant