Click image to view original image
Description:
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 (305 earpiece) receives signal by inductive coil, across electromagnetic fields
Receiving distance: 50– 70 cm
Standard Zinc-air battery: type sy 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
