HIKVISION IP DOOR STATION 2-WIRE DS-KD7003EY-IME2/A Excellent Product Design: HD images and wide viewing angle with WDR Excellent Product Design: Compatible with released sub-modules Easy to Use: Support mobile web configuration (AP mode) Easy to Use: Rotary Switch configuration, Plug & play Easy to Use: Multiple indicators--Opening door, calling, on call, in use Easy to Use: Single and double buttons can be freely adjusted Supports two-lock control