The i31S IP Video Door phone’s design is based on the experience and knowledge of the Fanvil IP phone development team.
The i31S uses the standard IP/RTP/RTSP protocol for voice transmission and has the advantages of a full range of compatibility.
The i31S also benefits from a variety of enterprise level features compatible with lots of major platforms,such as 3CX, Asterisk, Broadsoft, Elastix,etc.
The i31S IP Video door phone is designed for use in outdoor conditions. The robust mechanical construction offers protective coverage rating against dust and water (IP65).
The i31S is an economical devices with triple functionality allowing for entry access control by call, code and RFID card.