Sixteen-channel video encoder support PAL/NTSC cameras. Multiple, individually configurable H.264, H.265 and Motion JPEG streams. Frame rate 25/30 fps in all resolutions. Axis Zipstream technology for reduced bandwidth and storage needs. Video motion detection and active tampering alarm. 4 serial ports for RS422/485 communication. Power over Ethernet or 12-20V DC input. MicroSD/MicroSDHC memory card slot for optional local video storage. PTZ cameras control over the serial ports.