4.0" color video door phone, pinhole CCD camera, video door phone villa kit. 4.0" color video door phone, pinhole CCD camera, video door ... current≤400mAMax. wiring distance80m/262feet(22AWG,4*0.5mm/2,4*0.75mm/2,Rvv4 cable)Wiring4wiresTalk time45~90secRelative ... 0.85kg GW:1.05kgCertificatesCE or other required certificatesBusiness modeFinal products,SKD/CKD, OEM/ODM available 4.0" color video ...