Cheap And Discounts INSPUR SFP 10GB transceiver switch/SFP-10GB-LR-SM 10G 1310NM SFP+ Single-mode optical transceiver/inspur 10g sfp lr fiber switch Wholesale. Buy Directly From Merchant Shop1102374237 Store. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.