Ciena速 NTK587BLE5 Compatible 10GBase-DWDM XFP Transceiver (SMF, 1542.14nm, 80km, LC, DOM). A 100% Ciena速 compatible XFP transceiver that operates at ITU Channel 44, ITU Wavenlength 1542.14nm, and ITU Frequency 194400GHz over single-mode fiber, with a...