1.Two ways intercom 2.Infrared night vision 3.waterproof camera 4.Max matching:2 outdoor cameras with 4 indoor monitors

 

3.5 Inch digital wireless video door phone(GS-359(MA1-1)

3.5 Inch digital wireless video door phoneWorking distance: 250 Meters(open air)Indoor monitor is with touchkey Interface100pcs auto. phototaking.Functions:Video call,two ways intercom,unlocking,surveillance,infrared night vision,waterproof outdoor camera.Max matching:2 outdoor cameras with 4 indoor monitors

3.5 Inch digital wireless video door phone(GS-359(MA1-1))