Invisible wireless earpiece (177earpiece) is the most advance wireless earpiece receiver for covert operations. It is hidden deeply inside in the ear .It fits inside an ear canal completely with almost double spare. Nobody can ever notice you have any ear piece directly at your ear from a close distance. Nobody can ever hear any sound produced by the ear piece from an outside.

Small, light, easy to conceal
Simple operation
Comfortable for wearing
Reliable for using
Dimension :7.55X13.8mm
Weight: 0.8g
The earpieces work together with the inductive loop They are not only compatible with mobile telephones, two-way radios, but also could be used to play the sound using any portable sound player: MP3 player, Dictaphone etc.