AXIS T8129 2 Port PoE Extender (5025-281) fml-400f-bdl-641-12 which is what separates it

which is what separates it from the otherwise-identical Network Advantage C9300L-48P-4G-A

80 km reach on single-mode fiber EX-SFPGE80KCW1530 SFP Gigabit Ethernet CWDM

Windows & Linux compatible

No 142Hazardous locations:Class 1

1GB RAM + 128 MB NAND memory

AXIS T8129 2 Port PoE Extender (5025-281) fml-400f-bdl-641-12 which is what separates it[shortdesc] Enables Ethernet and PoE connections beyond 100 meters (328 feet), The extender is powered directly by the PoE switch or midspan, Data Rate: 10 100 Mbps half full duplex. [ shortdesc] [properties] Product Name Axis T8129 Power over Ethernet Extender Description Allows Ethernet and PoE connections beyond 100 meters (328 feet), enabling flexible placement of Axis network video products. Extended Distance Extends Ethernet and PoE connections