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

Large power

CallToU Wireless Motion Alarm

Advantages of using wireless caregiver pager

easy to read even at a distance

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