Model Name : GLC-LH-SM
Brand : Cisco
Key Features
It provides Gigabit Ethernet connectivity over single-mode fiber (long range) and multimode fiber (short range).
10 km over single-mode fiber (SMF) Up to 550 m on multimode fiber (MMF) with a mode conditioning cable
It uses LC duplex connectors.
Yes, it can be installed or removed without shutting down the network device.
GLC-SX-MM: Short-range, MMF, 850nm (up to 550m) GLC-LH-SM: Long-range, SMF, 1310nm (up to 10km)