... H.264 4 CH Dome ir camera security systems security systems Feature: Use the standard H.264 video compression format stream lower, high ... live,mobilephone viewRecording playback support: Normalplay,Speed play,Fast backplay,Manual single-frame ... seconds before alarming Network Protocol TCP/IP,PPPOE ,DDNS ,FTP,UPNP,ARSP ... Hue /Saturation /Contrast /Brightness adjust PTZ Control YES, built-in RS485 port, ...