... playback , Skype message alarm, Skype telephone alarmVGA(640×480)/QVGA(320×240);Supports three-level account, password, user multi-level authority ... Exposure, Automatic GainLensStandard 6mmVideoCompression FormatH.264ResolutionVGA(640×480)/QVGA(320×240)Maximum frame rate25fpsBit Rate32Kbps~4MbpsAdjustmentlight intensity, contrast ratio, saturation level are ...