Listen Through Wall Device wherever you are in the

wherever you are in the world it will automatically and silently connect transmitting any conversations and sounds over the GSM network from up to 30 feet away from the device

wherever you are in the world it will automatically and silently connect transmitting any conversations and sounds over the GSM network from up to 30 feet away from the adaptor

Audio Support

As a result there is no power button

a cutting-edge tracker that utilizes the latest communication technology  NB-IoT

Listen Through Wall Device wherever you are in theThis highly sensitive wall contact amplifier and microphone can detect conversations through up to 30 cm of solid materialsincluding concrete walls, windows, and concrete or steel floors commonly found in apartments and offices. The device comes complete with earphones, a wall contact microphone, and a recording socket for capturing audio. It features an ultra sensitive stainless steel ceramic microphone that delivers outstanding sound detection