https://www.glsunmall.com/products/10g-bidi-sfp-fiber-optic-transceivers.html
GLsun 10G BiDi SFP+ compatible fiber transceiver module provides 10GBase-SR throughput up to 300m over multimode fiber (MMF) using a wavelength of 850nm via an LC duplex connector. It provides 10GBASE Ethernet connectivity option for 10G Ethernet, telecom and data center.