ESTABLISHED IN 2004, GW Security started with one mission in mind: to provide high-quality video surveillance solutions at reasonable and affordable prices, with a “customer-first” mindset. We're committed to product development and sales in the security areas of smart home, professional security, etc., and is striving to become a professional leader based on security system technology. GW Security is located in U.S, we provide high quality products with US-based free professional support to help you in every step of the process. Ultra-HD 12MP video clarity helps keep all the details sharp day and night. GW Security AI Camera's built-in intelligent Human and Vehicle detection software automatically recognizes people and cars to maximize security and eliminate false alarms. This Intelligent AI technology reduces false alerts and only sends relevant notifications. A prompt email & push notification will be sent to users’ smart devices once moving objects are detected, allowing for quick action. Buzzer in the NVR will alert you and FTP uploading will be underway for backup. Share access with your colleagues or family for surveillance together with no charge. 32CH 12MP Camera System 16CH 12MP Camera System 32CH 12MP Camera System 32CH 12MP Camera System 64CH 8MP 4K Camera System 12MP Add-On Bullet Camera 12MP Add-On Turret Camera What if the HDD is filled up? Do I need to manually delete the videos? You can turn on the "Overwrite" button so the new recordings will automatically cover the old ones when HDD gets full. Can I use Cat6 or Cat7 cables? Our cameras support T-568B connectors and CAT5, CAT6, CAT7 with 8 PIN Ethernet cables so you can use Cat6/7 ones. When using Cat5e or upper, the cables can be up to 330 feet Does this camera system work offline without internet? Yes, you can liveview and playback the video on your local monitor, the recording goes on with an HDD inserted in the NVR, even without the Internet. Internet is only required when needing remote access and playback via App or PC while you're outside Do you have protection and support for the products? We provide 2 Year Protection and US-based Free Support for all our products. If you need help to set up or troubleshoot the products, please don’t hesitate to contact our support team via Amazon message or via Phone/Email via our website. How to get help? You'll be able to find our Phone/Email info in the manual and in the product box that you received. Get answers quick with GW Security Phone/Chat Support within 10min from 6am to 7pm PST. No long wait time! You can also send us a message via Amazon.