Bone Conduction Kit

SKU: KIT0126 Brand: DFRobot

Retired Product

Replaced by: Transducer

This product has been replaced by: Transducer
This product is no longer available. This page is only for reference.

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

Parts List

Bone conduction speaker x1

Speaker driver board x1

3.5mm earphone cable x1

This product is listed in:

Retired

Product Comments

Exact shipping can be calculated on the view cart page (no login required).

Products that weigh more than 0.5 KG may cost more than what's shown (for example, test equipment, machines, >500mL liquids, etc).

We deliver Australia-wide with these options (depends on the final destination - you can get a quote on the view cart page):

$3+ for Stamped Mail (typically 10+ business days, not tracked, only available on selected small items)
$7+ for Standard Post (typically 6+ business days, tracked)
$11+ for Express Post (typically 2+ business days, tracked)
Pickup - Free! Only available to customers who live in the Newcastle region (must order online and only pickup after we email to notify you the order is ready). Orders placed after 2PM may not be ready until the following business day.

Non-metro addresses in WA, NT, SA & TAS can take 2+ days in addition to the above information.

Some batteries (such as LiPo) can't be shipped by Air. During checkout, Express Post and International Methods will not be an option if you have that type of battery in your shopping cart.

International Orders - the following rates are for New Zealand and will vary for other countries:

$12+ for Pack and Track (3+ days, tracked)
$16+ for Express International (2-5 days, tracked)

If you order lots of gear, the postage amount will increase based on the weight of your order.

Our physical address (here's a PDF which includes other key business details):

Unit 18, 132 Garden Grove Parade
Adamstown
NSW, 2289
Australia

Take a look at our customer service page if you have other questions such as "do we do purchase orders" (yes!) or "are prices GST inclusive" (yes they are!). We're here to help - get in touch with us to talk shop.

Have a product question? We're here to help!