| Package (Form Factor) | QSFP28 ER4 |
| Data Rate (typical) | 25.78 Gbps/CH |
| Centre Wavelength | 1295.56,1300.05,1304.58,1309.14nm |
| Distance | 40km on SMF |
| Diagnostics | Digital Monitor |
| Transmitter | 4CH LWDM EML |
| Receiver | 4CH APD photo detector Array |
| TX Output Power (dBm) | -3~+5.2dBm |
| RX Sensitivity (dBm) | -13.8dBm |
| Low/High Case Temperature | 0°C~70°C |
| Voltage Supply (typical) | 3.3v |
| Connector | Duplex LC/UPC |