CallToU Window Speaker Intercom System,Dual Way Anti-Interference Intercommunication Best Seller 000 families and enabling their

000 families and enabling their children to work and live more peacefully

1000ft Wide Wireless Range

Use the mini screwdriver to unscrew the 3 screws

keeping you safe and prepared during your outdoor escapades

CallToU Window Speaker Intercom System,Dual Way Anti-Interference Intercommunication Best Seller 000 families and enabling theirAbout this item Dual way intercommunication: Two way voice window intercom counter interphone adopts auto dual way intercommunication technology,automatic indentification of processing speech signals during a call dose not require any action. Host & Extension: Both the main unit and the extension have 78. 74IN wire speaker and high sensitive microphone, and the volume can be adjusted separately. Sound clear: Inside & Outside Volume Adjustable,CallToU