Первый беспроводной видео-телефон двери в мире

Wireless video door phone 1. Rain shield 2. 3.5 TFT 3. 16 chord melodies 4. Show date and time, Image record 1. Introduction This system can be used in apartments, villas, hotels, offices, public buildings etc. The camera is easy to install, you can use the indoor monitor where the wireless signal can reach. Indoor monitor can hang on the wall, cabinet etc. can also be place on the desk, tea table, dining table etc. 2. Features (1) 2.4GHz digital frequency hopping and encryption technology, transmission distance up to 300 meters at open area, robust anti-interference; (2) Clear night vision; (3) Rain shield for the outdoor camera is available; (4) 3.5 inch TFT panel and monitoring all the while; (5) Hands-free intercom, Unlocked by wireless control; (6) 16 chord melodies for option, melody volume is adjustable; (7) Date (only one Outdoor Camera with one indoor monitor is available) and time shown on the indoor monitor; (8) Indoor monitor store up to 100pcs pictures, expanded-memory can reach 500pcs, pictures mark date and time. (9) Brightness and talking volume are adjustable (10) MiniUSB charging interface, lithium battery is replaceable and rechargeable, (11) One outdoor camera support up to 4pcs indoor monitors simultaneously and vice versa; 1 outdoor camera with 1 indoor monitor 1 outdoor camera with 2 indoor monitors 1 outdoor camera with 3 indoor monitors 1 outdoor camera with4 indoor monitors 2 outdoor cameras with1 indoor monitor 3outdoor cameras with1 indoor monitor 4outdoor cameras with1 indoor monitor