Market micro-phone listening devices cost only 100 yuan.

<p> journalists in the survey found a product has been quietly listening public, that is: micro-phone listening devices. .The phone is a hardware bug, and not attached to the eavesdropping on someone else's cell phone; however, it can always listening to the listening device and a remote eavesdropping party where the ambient sound - just set your phone number .call can be connected. .</ P> <p> </ p> <p> this product can be seen as the past films of a modified radio listening devices. .In fact, the bug is a tiny one-way cell phone, the battery power supply. .Users to buy a GSM network SIM card into one, it would be hidden in any location to eavesdropping, simply dial the number you can immediately listen to the sounds around you. .Reporter learned from the seller, the listening device costs about 800 yuan. .Business frankly admitted: "This bug greatest disadvantage is the battery time is too short, work 6 hours to replace the battery, if the external power supply, you can greatly extend the working hours." Radio listening devices, compared with this new product, there .significant drawback - eavesdropping eavesdropping must be hiding in the vicinity, otherwise not receive the signal; and this far no matter where new users, as long as the phone will be able to eavesdrop. .</ P> <p> </ p>.