All the features of the DA-100 and DA-600 combined into one unit, plus more! Includes a control panel with an internal chime with volume-control and a choice of chime tones, and a DA-610TO sensor/transmitter with 1000’ range. Additional contacts allow installers to attach and activate other systems such as chimes, sirens, lights, Drive-Alert Repeaters, NVR/DVR, cameras, gates, signs, etc. Chimes and lights can be easily added. Long range systems up to 3/4-mile available. Zoning feature allows you to monitor up to three different areas! There is also a feature allowing you to mute, or pause operation for 5, 10 or 15 minutes if needed.