Features
1. Lower power and ultra-long standby time
2. Wide Angle Lens: See clearly on every face at your door, never to be afraid to open the door.
3. IR Night Vision: Day or night, it allows you to take photography and record videos at any time.
4. With Ding Dong/Chime: To notify the smartphone of the home owner when a guest arrives to the entrance of the door.
5. It is a VGA network visualization smart doorbell product. It uses a highly integrated BK7252 SOC processor (built-in flash, WiFi, Bluetooth), smaller size and better cost. Through the Innosilica APP, users can realize various smart doorbell application scenarios such as visiting bell records, door stay records, connecting to real-time live broadcasts to achieve visual two-way intercom.

Hardware Specifications
1. Product category: VGA smart doorbell
2. Product model: DoorBell_X3
3. Main control model: BK7252
4. Sensor model: GC0328
5. Photosensitive: Support
6. Audio input: 1 channel
7. Audio output: 1 channel
8. Infrared drive: 50mA
9. MicroSD card holder: Not supported
10. 2 buttons: Doorbell button, reset button
11. 2 indicators: Device status indicator, charging indicator
12. Battery interface: 1 way
13. Charging power supply: DC 5V

Function Specifications
1. System structure: Embedded FreeRTOS
2. Resolution: VGA, 640 x 480
3. Video coding standard: MJEPG
4. Audio coding standard: G711.A
5. Video frame rate: VGA 20fps
6. Day and night switching mode: Automatic
7. Video preview: Support 1 channel P2P audio capture support
8. Video transmission encryption: Support AES
9. Dingdong RF code: EV1527
10. Infrared light control: Automatic, sensitivity level adjustable
11. Infrared light wavelength: 850nm
12. Network distribution method: Bluetooth distribution network
13. Cloud storage: Support, three days of rolling storage are given by default
14. Motion detection: Support, the sensitivity level is adjustable
15. Connection method: 2.4GHz WiFi
16. Power supply mode: Battery powered
17. Battery level detection: Support, the voltage is lower than 3.4V, cannot wake up
18. Firmware upgrade: Support remote upgrade
19. Working temperature: -10 to 45 degrees Celsius
20. Working humidity: Less than or equal to 95%