This listing is for a Plustek NVR Slim240Pro 4 Channel Network Video Recorder. 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 12V 1.5A AC adapter which will be included with purchase. It has a 500GB HDD installed. There are little to no 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.