? Simple and Fashion, with Piano Coating Design

? Know Who’s Coming Before Open the Door

? Integrated CMOS Camera, with Ultra Wide Angel Lens, up to 170°

? Built in 3.5” TFT Monitor

? 2.4GHz Digital Wireless Transmission, up to 50M Indoor

? Auto Capture Function to Give more Private

? 16 Chord Music to be Chosen

? AAA Batteries, DIY Design and Installation

? With Patent Certificate (Chinese Patent No. 201320596275.7)