Video Door Intercom with 7" Color LCD Display for 4 Families System (RX-701C4A-4)

Video Door Intercom with 7 Inch LCD Display for 4 Families system (RX-701C4A-4).
1. With call, monitoring, intercom, unlock, hands-free, indoor two-way call & intercom funciton.
2. High-definition digital screen, no radiation, low power consumption and clearer image.
3. Hands-free intercom function.
4. Electric lock control.
5. Outdoor surveillance function.
6. Image brightness, chroma and volume are adjustable.
7. Aluminum alloy for outoodr unit with IR night vision function.
8. Infrared irradiation distance: >4M
9. Chord melody is changeable. (16 music for option).
10. Max one to eight and eight to one.
11. For 5 and 6 Families (Optinal).
12. With card reader function: 2 management cards and 3 user cards(default) 2000 user cards. (Optional)
13. With 5m(Default) 4Pin connection cable(Indoor monitor connect to outdoor camera).
14. With 4PCS 15V DC 1.2A power supply.
15. With 2Pin unlock line.
16. With English manual, Screws and mount plate.
17. With 3PCS 15m(Default) 5Pin connection cable(indoor monitor connect to indoor monitor).

Remark: If 5m 4Pin cable is not enough long, then you can choose 8m, 10m, 15m...(Add cost).
If 15m 5Pin cable is not enough long, then you can choose 18m, 20m, 25m...(Add cost).