Intelligent doorbell with real-time remote sound-picture synchronization function

The utility model relates to an intelligent doorbell with a real-time remote sound-picture synchronization function, including an out-door device and an in-door host. The out-door device is connected with the in-door host by arranging a wire. The out-door device includes a first pick-up head, a flash lamp, a first loudspeaker, a microphone and a doorbell button. The in-door host includes a power supply, a GSM communication apparatus, a second pick-up head, a display screen and a second loudspeaker. Thereby, in the utility model, the intelligent doorbell with a real-time remote sound-picture synchronization function can be a single antitheft system with a high integrated level and a small volume, and can be arranged on any antitheft door to realize the intelligent safety protection function.