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Bone Conduction Kit (Discontinued)

SKU:KIT0126 Brand:Other
$0.00
Discontinued
Categories: All Products
Discontinued

This product has been retired from our catalog and is no longer for sale. This page is made available for those looking for specification and documents.

Expected Restock Date: [[restockDate]]

Introduction

Note: Bone Conduction Kit is discontinued now.

If you need other audio modules, please click here.

Bone conduction is a way of sound transmission. The sound is converted into different frequencies of mechanical vibration, and transmitted through human skull, bone labyrinth, inner ear lymphatic transmission, helix, auditory nerve, auditory center.


Bone conduction headphones
This kit is composed by a bone conduction speaker, a speaker driver board and other kinds of accessories. This kit is intended to help understand the principles of bone conduction technology, making hearing aids or bone conduction headphones.
The speaker driver board is designed based on MAX9814 microphone amplifier and PAM8406 amplifier, high sensitivity, suitable for 3.6v-4.2v lithium battery power supply. It comes with a potentiometer which has power switch function, easy to control.


Components
Description
Volume Switch

Power Input
3.0~5.5V
AGC Switch
Plugged: AGC OFF  Unplugged: AGC ON
Audio Input
Audio Input 
Audio Output
Audio Output (L/R)
Gain

GAIN = VDD, Gain = 40dB;

GAIN = GND, Gain = 50dB;

GAIN = Vacant, Gain = 60dB。

A/R

Activate/Release ratio, Control the AGC activate/release time ratio:

A/R = GND: Activate/Release ratio = 1:500

A/R = VDD: Activate/Release ratio = 1:2000

A/R = Vacant: Activate/Release ratio = 1:4000

Specification

  • Operating Voltage: DC 3.0-5.5v
  • Board Wiring Pitch: 2.54mm
  • Phone Cable: 100cm
  • Speaker Cable: 30cm
  • Headphone Size: 13mm (D) * 5mm (H)
  • Board Dimension: 50 * 20 mm/1.97*0.79 inches
  • Weight: 36g
  • Shipping List

  • Bone conduction speaker x1
  • Speaker driver board x1
  • 3.5mm earphone cable x1
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