NOTE: Don't set it too high Power output, prevent deafness

1)Wear earpiece in your Ear canal, ( will have a ZZZZ---very weak a hint sound)

2)Connect with your mobile phone, and pair it

3)Wear Neckloop in your neck

Support Two-way Talk and MP3 music, one transmits message with radio, the other wearing an earpiece and inductive loop who also has a radio can hear the message very clear. You can communicate with others freely once network exist when you use mobile phone

Main Features:Wireless connection

To earpiece Max120cm, from whispering to deafening, this item can set 30dBm~128dBm

To cellphone <10 m

Voice dialing available

Battery life 3-8 hours

Standby 72 hours

Build-in battery 480mAH

SN 0000 or 1111

Features & details

• Standard version of CIC invisible earpiece, battery life about 8 hours, compared to other brands of earpiece, it has longer time.

• Amplifier Professional Bluetooth Neckloop from whispering to deafening, this item can set 30dBm~128dBm, auto answer, two-way talk, 10-120 cm to A780 A680 earpiece loud sound

• Covert operation for security authority, Public security department , Lottery industry