Hearing aid batteries are an important consideration for anyone looking to purchase a new pair of hearing aids. If you are new to the world of hearing aids, you’re probably asking yourself the following questions:
Hearing Tracker recently surveyed over 1000 hearing aid users to help get a better idea of how long hearing aid batteries really last. We asked participants about their battery size, their hearing aid style, what brand of hearing aids they use, and whether they use streaming technologies, etc.
Hearing Aid Battery Current Drain
Kirkland 9.0 Hearing Aid Review
Kirkland Signature 9.0 is a RIC instrument available from Costco with features similar to Phonak M90 products. Third-generation enhanced automatic operating system. Premium-level classification of environmental sounds and streamed media. Binaural signal processing and binaural beamforming. Page 2 For more information, please visit the Kirkland Signature ™ (KS 9.0) User Portal at www.KS9userportal.com. This user guide is valid for: Wireless hearing aids CE mark applied KS 9.0 2019 KS 9.0 Demo 2019 KS 9.0 Loaner 2019. Page 3 Your hearing aid details Your hearing aids operate between 2.4 GHz and 2.48 GHz frequency range.
Kirkland Signature 9.0 Premium Digital Hearing Instruments
Hearing aid manufacturers have long provided information about their products’ battery usage in the “datasheets” that cover the technical specifications of each hearing aid. As an example, Resound’s datasheet for the Resound LiNX2 LS61 shows that the hearing aid (which uses a size 312 battery) drains 1.3 milli-Amps (mA) from the battery when tested in “test mode” via the ANSI S3.22 standard.
- Its own top-of-the-line Kirkland Signature 9.0 (KS 9) hearing aids currently are manufactured for Costco by Sonova, the world’s largest hearing aid manufacturer (which also manufactures Phonak, Unitron and Hansaton hearing aids). Prices for the KS 9 start at $1,499 per pair.
- Compatibility Checker. Check your phone compatibility with Costco Kirkland Signature 9.0.
In theory, it should be easy to estimate the expected battery life of the hearing aid. Given that a size 312 battery has a capacity of 145 milli-Amp-hours (mAh), one merely divides 145 mAh by 1.3 mA to arrive at an estimated battery life of 111.5 hours.