INTRODUCTION
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
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
PACKING LIST
COUNTRIES WE SHIP TO
Virgin Islands (US), Belgium, Bahrain, Barbados, China, New Zealand, Ghana, Algeria, Colombia, Saudi Arabia, France, United Arab Emirates, Norway, Sri Lanka, Iraq, Costa Rica, Mexico, Latvia, Brunei Darussalam, Australia, Bulgaria, Hungary, Comoros, Thailand, Philippines, Martinique, Bhutan, Germany, Georgia, Congo, Pacific Islands, Central African Republic, Seychelles, Gambia, Libya, South Sudan, Nicaragua, Peru, Russian Federation, Grenada, Monaco, Japan, Oman, Guatemala, Guyana, Malawi, Iceland, Andorra, Belarus, Israel and the Occupied Territories, Egypt, Liechtenstein, Kyrgyz Republic (Kyrgyzstan), Saint Kitts and Nevis, Moldova, Republic of, Sierra Leone, Tunisia, Spain, Zambia, Niger, Argentina, Sudan, Saint Vincent and the Grenadines, Eritrea, Dominican Republic, Panama, Guinea-Bissau, Djibouti, Kenya, Fiji, South Africa, Gabon, Burundi, Trinidad & Tobago, Singapore, Cyprus, Virgin Islands (UK), Slovenia, Denmark, Reunion, Pakistan, Italy, Poland, Myanmar/Burma, Kosovo, Mayotte, Senegal, Sao Tome and Principe, Nepal, Korea, Democratic Republic of (North Korea), Anguilla, Mauritius, Uzbekistan, Suriname, Cayman Islands, Cape Verde, Montserrat, China - Hong Kong / Macau, Congo, Democratic Republic of (DRC), Somalia, Switzerland, Armenia, Togo, Tanzania, Ivory Coast (Cote d'Ivoire), Afghanistan, Rwanda, Mozambique, Puerto Rico, Bosnia & Herzegovina, Great Britain, Serbia, Guinea, Chile, Turks & Caicos Islands, Brazil, Slovak Republic (Slovakia), Portugal, Mongolia, Mauritania, Namibia, Finland, Haiti, Paraguay, Samoa, Chad, Swaziland, Montenegro, Botswana, Mali, Macedonia, Republic of, Estonia, Morocco, Netherlands, Romania, Zimbabwe, Greece, Luxembourg, Liberia, Albania, Antigua & Barbuda, Croatia, Sweden, French Guiana, Ecuador, Benin, Venezuela, Saint Lucia, Madagascar, Kazakhstan, Ukraine, El Salvador, Belize, Turkmenistan, Uganda, Angola, Vietnam, Korea, Republic of (South Korea), Equatorial Guinea, Qatar, Turkey, Malta, Bahamas, Lithuania, Laos, Burkina Faso, Czech Republic, Indonesia, Tajikistan, Yemen, Azerbaijan, Uruguay, United States of America (USA), Honduras, Kuwait, Canada, Austria, Jamaica, India, Solomon Islands, Maldives, Timor Leste, Nigeria, Cuba, Jordan, Bolivia, Guadeloupe, Dominica, Cambodia, Syria, Malaysia, Cameroon, Lesotho, Papua New Guinea, Bangladesh, Bermuda, Iran, Lebanon, Ethiopia
https://kdrobotkit.com/product/bone-conduction-kit/
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