Cheap And Discounts 2/4pcs Gigabit Fiber Switch 1.25G PCBA Board SC 2F4E placa metro fibra Singlemode Optical Converter Switch Ethernet 10/100/1000M Wholesale. Buy Directly From Merchant XICOM XICOM fiber Official Store. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.