Camera Parameters
Image sensor  1/2.8” 4-Megapixel Progressive Scan CMOS Sensor
Minimum Illumination 0.01 Lux @ (F1.6, AGC ON), 0 Lux with IR 
Shutter Speed Self-adaptive shutter
Lens 2.8 mm @ F1.6;116° (Diagonal), 100° (Horizontal), 52° (Vertical)
Day & Night M12
Day & Night DNR IR-cut filter with auto-switching
DNR 3D DNR
Night Vision 10 m / 30 ft
Video & Audio
Max Resolution 2560 x 1440
Frame Rate 15 fps. Self-adaptive during network transmission
Video Compression H.265 / H.264
Video Bit Rate Ultra-HD; HD; Standard. Adaptive bit rate.
Audio Bit Rate Self-Adaptive
Max. Bitrate 2Mbps
Network
Wi-Fi Standard IEEE802.11b, 802.11g, 802.11n
Frequency Range 2.4 GHz ~ 2.4835 GHz
Channel Bandwidth Supports 20MHz
Security 64/128-bit WEP, WPA/WPA2, WPA-PSK/WPA2-PSK
Transmission Rate 11b: 11Mbps,11g: 54Mbps,11n: 72Mbps
Wi-Fi Pairing AP pairing
Protocol EZVIZ Cloud Proprietary Protocol
Interface Protocol EZVIZ Cloud Proprietary Protocol
Minimum Network Requirement 2Mbps
Function 
Smart Alarm AI-powered Human Shape Detection
Two-way Talk Supports
General Function Anti-Flicker, Heart Beat, Password Protection, Watermark
Storage 
Local Storage Build-in 32GB eMMC Storage
Cloud Storage EZVIZ cloud storage