This listing is for an HP 1620-24G 24-Port Gigabit Ethernet Switch JG913A.  It was pulled from a working environment, power tested, and powers on as it should.  No further testing has been performed on this device.  It requires a standard 3 prong power cord which will be included with purchase.  Unit has attached rack mount brackets.  There are some signs of wear on this item from previous use.  All photos are of the item that you will receive.  We do not provide tech support or any software that is not already installed on this device.  If you have any questions, feel free to contact me.