Zahuu Spy Bluetooth Wall Listening Device NA Voice Recorder  (0 inch Display)

Spy Bluetooth Wall Listening Device. This spy audio gadget works by amplifying the vibrations of audio. The sensor on this spy audio gadget senses the vibrations hitting the walls, ceiling and floor and amplifies them so that you can listen. If the waveband is low then you can use the dial located at the back of this cool audio spy gadget to adjust the volume and increase the sensors amplification. Specifications Primary Function: Audio Listening Device Materials: Molded Plastic with Internal Sound Amplifier Colour: Silver Onboard Buttons/Slots: - 3.5mm Earphone Jack - USB IN - Sensor - ON/OFF Switch Button with volume Dial Power: Built In Rechargeable Battery Dimensions: L:43 x Diameter:36 (mm). Package Includes - Spy Listening Device, Earphones, USB Cable.