IP Camera Input : 4 x RJ45 camera input port 
Embedded Ethernet Switch : Yes (IEEE 802.11a/b/g/n)
Embedded PoE Switch : Yes (IEEE 802.3af )
Resolution : VGA/D1/960H/960p/1080p
Protocol : Onvif v2.2 base
Monitor Output : VGA, HDMI
Main Video Resolution : Up to 1920x1080p
Screen Split Mode : 1/4
PIP and Zoom : Yes
Audio Output : 1 x RCA
Pentaplex Mode : Simultaneous Live, Recording, Playback, Backup, Network
Mobile Phone : Support App for Android and iOS
Frame Rate : Adjustable frame rate for each camera
Recording Ways : Manual, Schedule, Event (motion, sensor), Network driven
Recording FPS : 4ch x 30fps@ 1080p (4Mbps)
Protect Video / Audio File : Protect Video / Audio from HDD Overwrite
Still Image Capture : Live or Playback Image Local Capture and Backup for legal evidence
Internal Hard Drive : SATA, Up to 2 x HDDs
External Hard Drive : E-Sata