【Pan 180° Super wide viewing angle & HD 3 Megapixel】The angle of view of the camera lens is 90° and the mount of the camera is equipped with a 180 ° horizontal rotation device, which can be installed in the corner of your house to cover the front yard and side of your house. The 3 million pixels of the camera are 2304 by 1296 pixels, delivers an amazingly crystal smooth video day and night. Built in HD IR leds will auto-switch to night vision mode in low lighting conditions(range up to 65ft)..【One-Way Audio & Expandable 8CH 】All survelliance cameras comes with a built-in noise-reduction microphone,so you can hear clearly when you view or playback the video, however, it doesn't support conversation.This unique feature will provide you with additional evidence (such as voices) when the need arises.The 8CH Network Video Recorder + 4Pcs 3MP(2304x1296) IP66 Waterproof One-Way Audio Security Camera System,it supports adding four more bullet cameras. Meet your needs to monitor more areas..【Easy setup & 1TB Hard Drive Preinstalled】Wireless means camera and NVR is wifi connection, The system still need work with power cord. The wireless video security system is easy to setup and DIY installation (need plug power supply), all cameras are already paired with the NVR at the factory. Support 2.4Ghz WIFI. Finally power on and serve yourself with 24/7 surveillance, true plug and play. 1TB HDD Pre-installed support 24 hours More than 30 days reliable video recording..【Remotely Anytime and Anywhere】Wireless Surveillance Camera System Allows you to View the Live Video Remotely Anytime and Anywhere by Phone and Pad(Available for Android & IOS system). Download Free APP “ARCCTV” from Android Google Play or Apple APP Store. Register an New Account, then Add Device ID. You can View the Video by WiFi or 3G/4G Network. PC/Laptop View: Windows System: CMS Software. MAC system: MAC CMS Software.(Please Send E-mail to ANRAN for Software).【Alerts & Video Playback】Wireless IP Camera System Supports Sync-playback, Video Backup and Video detection. You can Receive Email Alerts upon Motion Detection or App Alert When Set it . Simply Record and Playback On Your Mobile Devices. Seamlessly Stream Video Directly to your Smartphone, Tablet and PC. Keep an Eye on Your Belongings Anywhere and Anytime. One year free replacement warranty and efficient support offered! We have lifetime well-experienced engineers and Technical support.