Further information for Hewlett Packard J9821A - HP 5406R zl2 Manageable Switch Chassis 6 Expansion Slots Modular 3 Layer
			
			Connections: 6 free module slots, memory and processor: Freescale P2020 dual-core 1.2 GHz, 16 MB Flash, 1 GB SD Memory Card - Power supplies not included, must be ordered separately.