During Covid-19, You Need a Window Radio RT9908

Since Covid-19, Retevis RT9908 is sold-out round by round. Why does it suddenly appeal to so many people? In this article I would like to talk about it.   First, about its feature. 1.Two-way voice intercom communications technology, ¬†automatic identification of processing speech signals during a call does not require ¬†any action. 2.Comprehensive application of […]