DK3703M is a Video Door Phone kit (DT37M+DT603F+PC6). This two wire kit is a competitive solution for video door entry system. Indoor monitor DT37M：7 inch digital color TFT monitor with touch screen and picture/video memory & white housing. Outdoor station DT603F: Color door station & Double call button & wide angle camera & flush mount.
* Two wire non polarity connection
* One central power supply(Power, video, audio all in 2 wires)
* Support intercom together Strong extension to multi door stations(max.4) and multi indoor monitors(max.16 under stronger power supply)
* Embedded picture/video memory
* Support analogue CCTV camera and 2 wire Camera via modular Support
* Telephone/GSM entry system
* Support max.16 languages