This listing is for a lot of 4 Lorex 700TVL IR Bullet Cameras MCB7041. They were all pulled from a working environment but have not been tested. They require a 12V 370mA AC adapter for power and are connected via an attached BNC connector. There are no power supplies included with this listing. There are some signs of wear on these items from previous use. 1 unit is missing the foam pad under the base. All photos are of the items that you will receive. We do not provide tech support for these items. If you have any questions, feel free to contact me.