... .very easy to install and operate 2.3.2" TFT LCD screen 3.32 Doorbell rings digital peephole door viewer with LCD screen PS601D2 Patent design: use peephole, wireless, very simple and safe.1 ... light.7. 32 doorbell rings to choose,the volume can be adjusted.8, Super wide vision:130 degree view angle9, Enlarge image function: the image ...