... Wizard 3.BUILT-IN DDNS domain name 4.Mobile viewer 5.2 years warranty 4 channel dvr recorderSpecifications:Support local storage at ... H.264 compressionUp to 4 channels CIF Real-time recording and 4 channels playback at the same timeSupply BUILT ... and mobile controlChinese, English, Thai, Russian, French, Spanish, etc.VideoInputBNC×4,(1.0Vp-p,75Ω)CVBS OutputBNC×1,(1.0Vp-p ...