Anti-interference conference telephone

The invention discloses an anti-interference conference telephone comprising a telephone host, a host loudspeaker, a host microphone, a plurality of headsets and a plurality of headset jacks. An audio processor connected with the host loudspeaker and the host microphone is arranged in the telephone host. The plurality of headset jacks are arranged in the telephone host, are connected with the audio processor, and are respectively and internally provided with a detection switch. The headsets are respectively provided with a headset earphone and a headset microphone. The headsets are connected with the audio processor through the plurality of headset jacks. When each headset is inserted in the corresponding headset jack, the corresponding detection switch cuts off connection between the audio processor and the host loudspeaker as well as connection between the audio processor and the host microphone and connects the headset and the audio processor after detecting the insertion of the headset. By employing the design, participants of a conference can insert the headsets in the headset jacks so that external interference to the conference is avoided.