1, TCP/IP digital indoor phone 2, Romote control via IE or mobile 3, Home automation system ... operation, 800X480 resolution, and 24-bit true color display.4) Video intercom: D1/Half D1 definition, with special audio processing circuit ... and other models.11) Security alarm: offer 8 wired and wireless securtiy alarm interface, and custom zone type, name, location.12 ...