2016 New Super Earpiece Mini Nano Invisible Covert Wireless

This Wireless Earphone is an electromagnetic wave inductive and receiving device designed to exactly fit the human ear canal. It composes a covert signal transfer and receiver system with an electromagnetic wave inductive module.

Application
The advantage of using state of the art technology is fundamental in situations where covert communication are required.

This extra small wireless micro earpiece and sensitive microphone permits you to receive real time information orcommunications without being noticed.

Students， Law enforcement officers， Private investigators， Businessmen， Gamblers， Politicians， all can find a use for this incredible new device.

Work Principle
The covert earpiece is reception equipment driven by electromagnetic induction and is used in conjunction with drive equipment hidden in a wallet or a pocket， such as a cell phone， an interphone， radio， etc.

Inductive loop (Works with cell phone)
The inductive loop which is used in conjunction with the earpiece is one of the mobile phones accessories.
It work principle is the same as one-wired mobile phone inductive loops.

How to use
If necessary， wear the loop on your neck or under your clothes.
Connect the plug to your cell phone slot and talk into the microphone normally and hands free.

Specifications:
Mini wireless earpiece receives signal by inductive coil， across electromagnetic fields
Battery life: about 5 hours ， Dont use alcaline battery
Audio bandwidth: from 300 Hz to 4 KHz
Distortion: <2%
Working frequency: all frequencies
Distance between inductive coil and Mini wireless earpiece: about 25-40 cm.
 
Package Contents:
2x Mini earpieces (2mm x 3mm)
1x Strong magnet (to take ear piece out)
1x Neckloop (powered by 2pcs of 9V battery - NOT INCLUDED)
1x 3.5mm jack audio cable with microphone