Listing ID#10009887
CategoryTelecommunications
Quick answer
Interphones is a Telecommunications product. Key specs — Origin: China (Mainland).
Product Description
Features: 1) Has been fully adjusted prior to shipment; be sure not to touch the internal components 2) When the sound becomes weak, it is time to change the batteries 3) Keep in dry place 4) After used, turn the on/off button to the off position
