... inch display screen,touch button2,Video intercom,unlocking,monitor functions3,Intercome between inner monitors4,Infared night vision5, ... (8) super IR night vision(9) monitor,calling,wireless unlock, multi melodies,brightness/contrasting/volume adjustable,autumatic recording ... ) support 8GB TF card,supporting recording/photoing functionsTechnical parameter: A. Indoor monitorSize: 14cm*8.5cm*2.1cmPixel ...