Product Id: 20904207
Description: Cisco - SFP (mini-GBIC) transceiver module - GigE - 1000Base-EX - LC/PC single-mode - up to 40 km - 1310 nm
Mfr Part #: GLC-EX-SMD=
MSRP: $1,995.00The 1000BASE-EX SFP operates on standard single-mode fiber-optic link spans of up to 40 km in length. A 5-dB inline optical attenuator should be inserted between the fiber-optic cable and the receiving port on the SFP at each end of the link for back-to-back connectivity.