SPP1301010xB is a high performance transceiver module for up to 10× Gigabit Ethernet data links over a single mode fibre pair. The transmitter is a 1310 nm DFB laser, the receiver is a PIN photodiode. This SFP+ module supports a 10G speed over single-mode fiber, operating at TX1270nm/RX1330nm wavelengths and covering a distance up to 10 kilometers. Single-fiber bidirectional (BIDI) optical modules must be used in pairs. Wide Compatibility - Compatible for Cisco SFP-10G-BX20D-I/SFP-10G-BX20U-I, Ubiquiti UniFi UACC-OM-SM-10G-S-2, Mikrotik. The Cisco ® 10GBASE SFP+ modules (Figure 1) give you a wide variety of 10 Gigabit Ethernet connectivity options for data center, enterprise wiring closet, and service provider transport applications.