Application 
The advantage of using state of the art technology is fundamental in situations where covert communication are required. This 
extra small bluetooth micro earpiece and sensitive microphone permits you to receive real time information or communications 
without being noticed. Students, Law enforcement officers, Private investigators, Businessmen, Gamblers, Politicians, all can 
find a use for this incredible new device. 

Earpiece Specifications
Mini wireless earpiece (205 earpiece) receives signal by inductive coil, across electromagnetic fields
·Receiving distance: 50- 70 cm
·Standard Zinc-air battery: type SONY 337
·Battery life: about 5 hours
·Audio bandwidth: from 300 Hz to 4 KHz
·Distortion: <2%
·Size: 3x5x7mm
·Weight: 0.8g (battery included)
·Working frequency: all frequencies
·Distance between inductive coil and Mini wireless earpiece: about 70-100 cm. 
Bluetooth Specifications
·Bluetooth standards: Version 2.0
·Operation frequency range: ISM 2.402 to 2.480GHz
·Support Bluetooth Profiles: HFP1.5 & HSP1.0
·Transmitted Power: Class 2
·Receiving sensitivity: -82dBm
·Wireless connection range: MAX 10 meters
·Charger output specification: DC 5V/300mA
·Built-in rechargeable Li-ion battery: 3.7V 80mAH
·Normal charging period: <2 hours
·Hands-free talk time: >8 hours
·Microphone sensitivity: -42dB
·Standby time: >100 hours
·Dimensions of body: 38 x 18 x 10 mm
·Weight: about 15 gram 

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.

Package include
·1 X Mini micro spy earpiece
·1 X battery (LR521 or LR379)