Amazon.com: a Pair of 1.25G SFP Bidi Transceiver 1000Base-BIDI, 1550nm/1310nm SMF, up to 2~3 km, for Cisco, Ubiquiti UniFi, Mikrotik, D-Link, Supermicro, Netgear and More. : Electronics
Amazon.com: Mikrotik Module S+2332LC10D Pair of Bidirectional SFP+ 10Gigabit Modules for Single Optical Cable (Original from Mikrotik) : Electronics