【3MP High-Definition & PIR Human Detection & Anti-Theft】3MP high-definition provides even clearer images. AI human radar detection eliminates false alarms caused by light spots, insects, and animals, and only delivers real-time alarm information when a person presses the doorbell. Accurately detects the distance between a person and the door (within 6 meters) and pushes real-time information notifications. Anti-removal alarm: If someone violently removes the doorbell, a sharp alarm sound will be emitted from the doorbell. 【166° Ultra-Wide Angle & Infrared Night Vision】The AOSU intercom with a camera has an ultra-wide angle of up to 166° horizontally and a vertical field of view of up to 100°, allowing you to perfectly capture the desired field of view information. The AOSU human sensor chime has intelligent infrared night vision, equipped with 8 enhanced 850nm infrared lights, allowing for clear images even at night. 【Super Powerful Endurance & Installation Support Up to 380 m】The AOSU wireless intercom has a built-in 5200mAh rechargeable lithium battery. USB charging lasts for 6 months on a single charge. This doorbell is equipped with a Wi-Fi base station, which can extend the Wi-Fi signal distance, extending from the Wi-Fi base station to the outdoor doorbell to 280 meters, and from the router to the Wi-Fi base station to 100 meters. This item is unused but was received as a gift and stored at home, so please understand. ★ Opened for inspection and photography ※ Operation not confirmed ※ Only items shown in the photos will be shipped Please purchase with the above in mind. If you have any concerns, I can add more photos, so feel free to comment. Please check the images for any dirt, dents, or tears on the box. For shipping, items other than fragile items will be sent in a simple package in this condition. ※ Items in boxes may be shipped without the box, so please understand. ✼••┈┈••✼••┈┈••✼••┈┈••✼••┈┈••✼ ＊ Immediate purchase welcome・Midnight silent purchase OK◎ ＊ First come, first served for single items ＊ Bulk purchases welcome, feel free to comment ＊ Free shipping! ＊ Please contact us before evaluation if there are any problems. ・Please understand and purchase with home storage and simple packaging for shipping (⁎ᵕᴗᵕ⁎) ・Please check the actual photos for the condition of the product♪