QSFP28-100G-CWDM4-QNAP-WR P/N: QSFP28-100G-CWDM4-QNAP-WR QNAP Compatible 100GBASE-CWDM4 QSFP28 (SMF, 1310nm, 2km, LC) QNAP Download Datasheet Declaration of Conformity