Fanvil i23 is an all-weather intercom with network connectivity using SIP and a built-in 125 kHz RFID card reader. Fanvil i23 has a rugged aluminum casing that makes it IP65 and IK10 rated against the elements and tampering. i23 supports the open SIP communications protocol, making it compatible with many VoIP platforms, including 3CX, BroadSoft, Asterisk, Xorcom, and Huawei. Because i23 is a VoIP intercom, it is simpler to manage, more easily scalable, with less burden on your infrastructure, including PoE power.