Product features: Ring Bell Ding-Dong Wiring 4 wires in polarity. Call Function Dual Conversation is available. Call between monitors is available Extension Up to 4 monitors with 1 camera... More>>>
Video door phone for villa | Hjemmealarmer.com | All you need in alarm systems, admintance control, CCTV Hjemmealarmer sells high quality intrusion alarm systems and monitoring systems for private, SOHO and small companies market. Dealers are welcome. Video door phones for villa
