ขาย กริ่งประตูอัจฉริยะไร้สาย 2.4G 720P Hd Night Vision 1.2 ล้านพิกเซล ราคาที่ดีที่สุด

1. Battery powered / long standby, using ultra-low power consumption technology, battery powered, no wiring required, easy installation. In ultra-low power consumption e, the product works 2-3 times a day on average 2. Support mobile phone and APP synchronization management built-in WiFi, reliable connection and transmission, the device is placed outside the door to connect smoothly. Super far signal receiving range, crossing multiple walls. 3. Visual intercom can be performed smoothly with visitors anytime and anywhere, and the use of two-way voice denoising and bit rate adaptation makes the video and sound more clear and reliable. 4. With infrared night vision, when the environment is dark, the infrared fill light will be turned on automatically, and the picture will be clear black and white, making the environment outside the door like day and night 5. 433MHZ Ding Dong bell can be configured, and it can be installed at any angle. When the customer visits, it will prompt the set music bell, which will add fun to your life! Type: Video doorbell Camera type: HD camera Sensor type: CMOS Optical zoom factor: none Sensor pixels: 1.3 (million) LCD screen size: 0 (inches) Resolution support: 720p Whether Press screen: non-Press screen Storage medium: Micro-sd (TF) card Static effective pixels: 100 (million) Microphone: mono Anti-shake performance: electronic anti-shake Whether to support night photography function: support USB interface: USB 2.0 Battery type: 18650 Additional features: support WIFI size:144 x 74 x 32mm Material:ABS colour:Sier gray Package Contents: 1 x smart doorbellOnly the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.