HP ProCurve 1820-48G 48-Port GbE 4*SFP Network Switch - J9981A
HPE 1820-48G Switch (J9981A). Supports a maximum of 48 autosensing 10/100/1000 ports plus 4 SFP ports. Switching capacity: 104 Gb/s. Upgraded to latest firmware - reset button does not work but it has been factory reset.