ALIMCO’s Behind the Ear Hearing Aid is a cordless, skin-colored digital hearing aid suitable for those with moderate to severe hearing loss. Manufactured and distributed in India, the hearing aids are intended to be affordable for underserved populations.
SDG 3: Good Health and Well-Being
Market Suggested Retail Price
Target Users (Target Impact Group)
Distributors / Implementing Organizations
Artificial Limbs Manufacturing Corporation of India (ALIMCO), along with the Ministry of Social Justice and Empowerment, Programme for Prevention of and Control of Deafness, the National Health Mission Manipur, and many other dealers throughout India.
ALIMCO manufactures and mass produces its products at their facility.
Intellectural Property Type
User Provision Model
Doctors, specialists, and end-users can procure the Behind the Ear Hearing Aid by placing an order on the ALIMCO website. Major buyer groups of the hearing aids include National Institutes, Dealer Networks, NGO Networks, and State Government.
Distributions to Date Status
From 2016 to 2018 ALIMCO has distributed approximately 214,000 hearing aids
Peak OSLP 90 (dB SPL)
125-135 dB SPL
High frequency average (HFA) OSLP 90 (dB SPL)
120-130 dB SPL
HFA full-on gain (dB)
60 dB (min.) at 50 dB input
Total harmonic distortion for 500Hz (%), 800Hz (%) and 1600Hz (%)
500 Hz (< 7% ), 800 Hz (< 7%), 1600 Hz (< 7%)
Equivalent input noise (dB)
< 30 dB
Number of frequency channels
Unknown, but the frequency range is at least between 200 Hz and 4000 Hz
Battery current (mA)
3.0 mA (max.)
Memory switch (Y/N)
T-coil feature (Y/N)
Features: - Compact, cordless, and skin-colored hearing aid that is positioned behind the ear and not visible during a conversation - Button to change between microphone mode and telecoil mode - Rocker switch for adjusting the volume - Suitable for individuals with moderate to severe hearing loss - Battery life ~250 hrs - Weight ~6.5 g
Defective products/parts can be replaced within 6 months of purchase. The user can also contact ALIMCO with general questions. Instructions for maintenance, upkeep, and care of the hearing aid are provided here.
Shelf life of 24 months
Manufacturer Specified Performance Parameters
The main objective is to develop and manufacture devices for the hearing impaired at a low cost with minimum noise distortion and battery autonomy.
Vetted Performance Status
No third party testing has been completed.
There are no safety hazards related to this product.
Complementary Technical Systems
Academic Research and References
Humphreys, G., 2013, Technology Transfer Hearing Aids, World Health Organization, Bulletin of the World Health Organization, (91)7, pp. 1-3.
Seelman, K.D. and Werner, R., 2014, Technology Transfer of Hearing Aids to Low and Middle-Income Countries: Policy and Market Factors, Disability and Rehabilitation: Assistive Technology, 9(5), pp. 399-407.
Dutta, P., Mulia, S., Chatterjee, I. and Sinha, A.K., 2016, Interest of ADIP Beneficiaries in Terms of Body Worn Hearing Aid Towards Behind the Ear Hearing Aid: A Camp Based Cohort Survey, International Journal of Applied Research, 2(7), pp. 671-674.
Maurya, C.M., Maurya, N. and Das, A.K, 2019, Awareness, Availability, and Accessibility of Assistive Technologies for the Elderly in India: A Review, Research into Design for a Connected World, pp. 537-547.
Compliance with regulations
All ALIMCO products have the ISI Mark, a certification mark for industrial products in India. ALIMCO has also applied for renewal of its ISO 9001:2008 certification.
ALIMCO conducts in-house quality control and testing. Products are also evaluated for affordability.