Fujian Quanzhou Huanyutong Electronics Co

Full metal shell is riot-proof and waterproof, sturdy and durable, can be surface-mounted or fixed on a vertical pole. Equipped with a display screen that can display Chinese characters, with waterproof protection for single-key calling (specify the call target on the server), and full-duplex intercom. Built-in speaker , it can make hands-free calls and receive broadcasts with built-in microphone and camera. It can achieve a rich sound effect during intercom or the monitoring terminal can be equipped with a built-in digital power amplifier module. It can be connected to an external high-power speaker or horn for digital audio and video recording. The audio and video recorded during intercom can be The file is saved in the paging microphone and can be uploaded when the device is idle. Background music can be played when the device is idle. It is automatically interrupted during intercom. It has a short-circuit input and output port to receive and control some peripheral devices. It can be accessed wherever there is an Ethernet network and can be connected across Cross-network routing.