Product description
This mini earpiece is an electromagnetic wave inductive and receiving device with a micro earpiece designed to fit exactly in ear canal for secret communication. The sound is clear, but not as loud as a normal earphone, so it's not recommended to use in a loud area.

Scenarios suitable for use
-Communication for Security
-Students exam
-Law enforcement
-Private investigators
-Business Professionals
-Speech prompting

How To wear the earpiece?
- Clean and dry out your ears thoroughly before use
-Wear the loop set, connect batteries & connector & plug the jack into your phone
-Turn volume on the lowest setting
-Turn your head to the left or right so your ears are horizontal to the ground and ceiling. Place the earpiece in your ear. You will hear a noise when it touches your ear drum. NOTE: It must touch your ear drum to function. If not, the sound will be too quiet
-Slowly turn up volume

Package Content:
2x Mini ear pieces (2mm x 3mm)
1x b magnet (to take ear piece out)
1x Neck loop (powered by 2pcs of 9V battery)
1x 3.5mm jack audio cable