Hearing Aid BW-265
The BW-265 Hearing Aid is a body-worn hearing aid.
The BW-265 Hearing Aid is a body worn hearing aid for two ears. It features independent volume controls for each ear.
Goal 3: Good health and well-being
Adults and children with hearing loss
Solar Ear manufactures all of their products in their factories in Brazil, Botswana, and China.
Between 2002 and 2018 Solar Ear has sold over 50,000 Solar Ear hearing aids, 100,000 solar chargers, and 250,000 rechargeable hearing aid batteries.
The most sound that the hearing aid will make with 90dB input
Average level of just the high frequencies with 90 dB input
Average full-on gain, which is defined as the gain control of the hearing aid set to its full-on position with an input SPL of 50 dB.Display order
How well the aid is able to reproduce sound clearly
Noise level output
Number of channels available for programming
Provides information to user on how long it will take for battery to die
Used to switch between multiple programs in order to optimize hearing aid for different environments
An additional setting on some hearing aids
The device consists of two headphones that are connected to an electronic box by a wire. The headphones are placed in both ears of the user and the electronic box is stored by the user in, for example, pockets or a bag. Product specifications include:
Two channels – one for each ear
New Class- AB Amplifier
Audio input support
Product dimensions are: 660 x 43.1 x 20.3 mm
The listening programs must be set by a hearing healthcare professional or the manufacturer. All Solar Ear hearing aids come with a 2-year warranty. Technical support is provided in the user manual.
Replacement batteries are available for purchase from the manufacturer.
The rechargeable battery can withstand at least 500 cycles. The lifetime of the hearing aid is approximately five years.
Manufacturer specified performance targets include: clear and balanced sound delivery, low noise, low harmonic distort, attractive design.
Results from a clinical trial of a Solar Ear BTE hearing aid with 21 participants revealed that the hearing aid offers substantial benefit to the hearing impaired with a severe predominantly sensorineural hearing impairment (i.e >60 dB at 2 kHz) and gives amplification in the desired frequency range that is aligned with National Acoustic Laboratories (NAL) recommendations.
Patients with a middle-ear infection are cautioned not to use this product until cured, unless instructed otherwise by a doctor.
USB charging ports are needed to recharge the device battery.
Parving, A., Christensen, B., 2004, Clinical trial of a low-cost, solar-powered hearing aid. Acta Otolaryngol. 124(4):416-20.
Humphreys, G., 2013, Technology Transfer Aids Hearing, Bulletin of the World Health Organization, 91(7), pp. 471–472.
The hearing aid was evaluated using the IOI-HA form. This form has 7 questions about product satisfaction and limitations in activity. The responses are graded on a scale of 1-5, where 5 is the maximum score. At the end of testing the subject marks a preference for the test-hearing aid or the previously fitted hearing aid.
Solar Ear has been featured in several articles and by several TV shows, magazines, and newspapers.
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