Reolink 2K+ Video Doorbell WiFi & PE Smart Outdoor Home Video Intercom Human D

Itercom : Yes
Power : Electric Supply
Display : Color
Feature : Pograph,Video
Connection Type : Wireless
Item Type : Video Doorbell
Alarm : Yes
: Reolink
Origin : Mainland China
Certification : CE,FCC,RoHS
Smart home platform : Alexa,Google Assistant
Video Resolution : 2560X1920 (5mp) @20FPS
Image Sensor : 1/2.7"
Lens : f=2.26mm F=2.0, with IR cut
Field of View : Diagonal: 180    ,Horizontal: 134    ,Vertical: 97    
Pre-Motion Recording : Support
Audio : Two-way audio
Quick Replies : Support
Storage : Micro SD card slot (Max. 256GB), works with Reolink NVR
Ethernet : One 10M/100Mbps RJ45
WiFi version : 2.4/5GHz WiFi
PoE version : IEEE 802.3af
Doorbell button : Yes
IR-light : 2pcs, 850nm
function 1 : noise reduction, echo suppression
function 2 : Person Detection
function 3 : Pre-Motion Recording
Power of PoE version : PoE:IEEE 802.3af, 48V Active,Hardwired:12-24VAC 50/60Hz, DC 24V
Power of WiFi version : Hardwired:12-24VAC 50/60Hz, DC 24V
Audio Interfaces : Built-in 2 microphones &amp, a speaker
Input of Chime : AC 100-240 V, 50-60 Hz
Button of Chime : For setting up/selecting ringtones/adjusting volume
Number of Selectable Ringtones : 10 ringtones
Working Environment : Temperature: -20       ~50       , Humidity: 85%
Size of Doorbell : 133mm(H) x 48mm(W) x 23mm(T)
Material of Chime : ABS+PC
Weight : 96g