This is a New open box fully functional item. Only NVR + Power Adapter included "No Cameras" Please make sure that the NVR is compatible with your cameras (see compatibility below) Panic button This NVR brings your security camera system to the next level with an easy-to-use panic button located on the front of the recorder. By pressing and holding this button you can activate all lights and sirens on your compatible Active Deterrence cameras at one time to deter potential intruders. HEVC / H.265 video compression This NVR is able to receive HEVC (High Efficiency Video Encoding) or H.265 video compression files. This type of encoding can save up to 40% more space when compared to H.264 Advanced Video Coding. Please note that IP security cameras with HEVC video compression are required to take advantage of this feature. Reliable security grade hard drive with no hidden storage fees Included in the NVR is a built-in, security-grade hard drive that has been designed to meet the demands of 24/7 surveillance, while also providing ample storage space for all recorded video footage. With the possibility of increasing storage space up to 10TB, there is more than enough room to safely store all motion events that only you can access. With or without the internet This NVR can be used without being connected to the internet. This means that your data can only be accessed directly from your NVR. However, an internet connection is required to enable remote viewing, motion push notifications, and to download the latest firmware updates. N841 works with* *Please note that not all Lorex Cameras have Smart Motion Detection and Voice Control integration E891AB, 4K Ultra HD Smart Deterrence IP Camera LNB3143 Series HD IP camera with night vision LNB3153 Series 1080p HD IP Security Camera LNB3163 Series 3 MP HD security camera LNB3321 Series HD IP camera with color night vision LNB3373 Series Indoor/Outdoor Security Camera with Motorized Lens LNB3373S Series 2K Indoor/Outdoor Security Camera with Motorized Lens LNB4163 Series 4MP HD IP Camera LNB4173 Series 4MP Super HD IP Security Camera LNB4421 - 4MP SuperHD IP Camera LNB8111B Series 8MP HD IP camera with Night Vision LNB8921 Nocturnal Series 4K Ultra HD IP Camera LNB8963BW 4K Ultra HD 8MP Varifocal IP Camera LNB8973B Series 4K Ultra HD 8MP IP Camera LND2750AB Series IP Camera with Audio LND3152 Series Outdoor HD Dome IP Camera 1080p LND3374B Series Indoor/Outdoor Dome Security Camera with Motorized Lens LND4750AB Nocturnal Series Audio HD IP 2K Dome Security Camera LND4751AB, Audio HD IP 2K Dome Security Camera, 150ft night vision, wide angle lens LNE3142RB Series Weatherproof 1080p High Definition Night Vision Dome IP Security Camera LNE3162 Series 3 megapixel HD dome security camera with long range night vision LNE3322 Series HD IP camera with color night vision LNE4162 Series 4MP High Definition IP Camera with Color Night Vision (Dome) LNE4322 Series 4mp HD IP camera LNE4422 Series 4MP HD IP Camera - dome LNE8950AB Series 4K Ultra HD 8MP Dome Camera LNE8964ABW 4K Ultra HD 8MP IP Dome Camera LNE8974 Nocturnal Series 4K Ultra HD Dome Camera LNZ44P4B, 2K 4MP Indoor/Outdoor Dome Security Camera with Motorized Lens LNZ32P12S Series 1080p HD PTZ IP Camera with 12 Optical Zoom LNZ32P4 Series Pan-Tilt-Zoom Camera with 1080p HD Video & Color Night Vision LNZ3522 Series Outdoor audio HD Pan-Tilt IP Dome Security Camera LNZ44P12B, 2K HD PTZ IP Camera with 12 Optical Zoom E581CB-Series 5MP High Definition IP Camera with Color Night Vision E581CD, 5MP High Definition IP Dome Camera E861AB-E, E861ABB 4K Ultra HD Smart IP Security Camera N8414K-Capable HD Network Video Recorder Features: Record and view video in up to 4K (8MP) Ultra HD Resolution on all cameras1 Digitally zoom in on distant objects for better clarity Expand your security system with up to 8 IP cameras with built-in PoE ports Reduce unnecessary alerts and false alarms with advanced motion detection6 Get push notifications when motion from a person or a vehicle is detected3 Use Smart Search to filter motion events for reviewing footage quickly and easily A panic button is located on the recorder to activate all lights and sirens on your cameras6 Quickly access footage and features with simple voice commands (Compatible with: Amazon Alexa and Google Assistant)4 View live or recorded video directly on your TV with smart home compatibility (Compatible with: Apple TV and Chromecast)4 Local built-in security-grade hard drive ensures only you can access your footage Ample storage space with no hidden monthly cloud fees Heavy-duty hard drive designed for advanced processing and the workload of 24/7 monitoring We recommend purchasing a Square Trade Protection Plan. No seller warranty.