Overview Reviews Product Description 25GBase-LR SFP28 Transceiver (Single mode 1310nm) - 10km Product Videos Custom Field Product Reviews (No reviews yet) Write a Review Write a Review × D-Link D-Link DEM-S2810LR Transceiver Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name *Email *Review Subject *Comments