+0  
 
+1
358
3
avatar

well u know in spys they have these headphones and when some is far away they can here them by putting on the headphones what ever u call them

off-topic
 Sep 5, 2017
 #1
avatar+558 
0

Walkie Talkie? Headset? I don't really know. 

 Sep 5, 2017
 #2
avatar
0

Sound or voice "Amplifiers" ??!!.

 Sep 5, 2017
 #3
avatar+1000 
+1

Theres so many different kinds of those....

Here i found this website, maybe it will help? 

http://sciencing.com/types-listening-devices-spying-8135997.html

 Sep 5, 2017

30 Online Users

avatar
avatar
avatar
avatar

New Privacy Policy

We use cookies to personalise content and advertisements and to analyse access to our website. Furthermore, our partners for online advertising receive information about your use of our website.
For more information: our cookie policy and privacy policy.