CallToU Window Speaker Intercom System Intercoms 2 Way Anti-Interference Intercommunication Microphone Counter Intercoms Color:Black 02 inches Country of Origin

02 inches Country of Origin ‎China Batteries ‎2 AAA batteries required

Frequency Range:433MHZ

long Pressing “Microphone” key to voice recording

set your channels

CallToU Window Speaker Intercom System Intercoms 2 Way Anti-Interference Intercommunication Microphone Counter Intercoms Color:Black 02 inches Country of OriginProduct Description Two way voice Window Speaker Intercom communication technology can automatically recognize the voice signal during the call, and use a more special speaker, the sound is clear and pure, without any measures Auto dual way intercommunication without pressing any button; anti interference and noise free function Dual way audio record output; dedicated anti side tone processing chip with auto mute function Has special side tone