AXIS F34 Main Unit. 4-channel main unit to be used with any of AXIS F Sensor Units. Supports 1080p in 15/12.5 fps or 720p in full frame rate. AxisŐ Zipstream technology for reduced bandwidth and storage needs. Video motion detection and active tampering alarm. Supports edge storage through NAS or SD cards (optional). Two SD card slots. Power over Ethernet or 8-28 V DC input. Power supply not included.