This product is either discontinued or we cannot get that from suppliers.
Cisco WS-C3850-24U-L Catalyst 3850 24 Port, POE Power 800W, Stack bandwidth 480 Gpbs, RAM 4GB, Flash Memory 2GB.
Cisco next generation Catalyst WS-C3850-24U-L is stackable enterprise level switch and integrated with 24 Ethernet UPOE ports in LAN Base feature set.