Hikvision DS-KD-IN 

• System Parameters
• Operating SystemEmbedded Linux operation system
• ROM/
• RAM/
• CPUEmbedded MCU Processor

• Display Parameters
• Screen Size/
• Operation MethodNot supported.
• Type/
• Resolution/

• Video Parameters
• LensNot supported.
• Resolution/
• FOV/
• WDR/
• Supplement Light/
• Video Compression Standard/

• Audio Parameters
• Audio Compression Standard/
• Audio Input/
• Audio Output/
• Audio Compression Bitrate/
• Audio Quality/
• Volume Adjustment/

• Capacity
• User Capacity/
• Face Capacity/
• Card Capacity/
• Linked Network Camera Capacity/

• Network Parameters
• Communication Protocol/
• Wired Network/
• Wi-Fi Standard/
• Bluetooth Version/
• 3G/4G Standard/

• Device Interfaces
• Alarm Input/
• Network Interface/
• TAMPER/
• Exit Button/
• RS-4851
• USB/
• Wiegand/
• TF Card/
• Alarm Output/
• Lock Control/
• Door Contact Input/
• Power Interface1

• Performances
• Multi-Factor Authentication/

• General
• Button/
• InstallationFlush mounting, surface mounting
• Indicator3

• With package: 326 g

  Without package: 165 g

• Protective LevelIP65
• Working Temperature-40° C to +55° C(-40° F to 131° F)
• Working Humidity10% to 95%
• Dimensions98.5 mm × 100 mm × 33.7 mm (3.87" × 3.95" × 1.33")
• Battery/
• Application EnvironmentOutdoor
• Power Consumption≤ 2 W