With the SPRING SD402 smart doorbell, you can see and talk to guests even when you’re not home.High definition HD video quality will allow you to see a sharp and detailed image outside your home door.
Automatic day and night switching with dual filters at night will allow the image to be seen as clear and detailed as the day. The 166 degree lens covers an extremely wide image. You can communicate with guests remotely via the integrated microphone and speaker.
The automatic PIR will capture any movement near the door.
Lens: viewing angle, 166 degrees, 2.8 mm Resolution: 1080P, 1920 * 1080/30 frames per second Ringtone: Fixed Night vision: “850 nm diameter, 5M distance IR coverage Operating temperature: -20 ~ 70 ℃, humidity <95% Maximum memory card support: 32 GB (Class 10) Batteries: 2 x 18650 (battery life 3 - 5 months)