The bidirectional communication of the complete duplex intercom is perfect for room to room use, department to department, whether working in the office or working at home, the wireless intercoms for communication at home are stable and clear. This intercom system is widely used in homes, offices, hotels, restaurants, etc. Use high-fidel processing technology to provide a sharp sound and avoid interference and make your communication more stable and confidential. It has 6 main functions: full duplex function, automatic response function, good range, clear sound, free hands and group call to meet your different communication requirements in different situations. The group function (conference call) can call all stations in the intercom system.