If you simply look at the appearance of the product, there is not much difference between high-end hearing aids and ordinary hearing aid products, and sometimes they are even the same. But with similar hardware, the software used by each series is completely different. For example, Danish ReSound hearing aid products are generally divided into a large family into several small series. Take the Ruilan family as an example, it can be divided into four series: Ruilang 9, 7, 5 and 4. The appearance of each sub-series is similar, but the software function settings they use are very different.

This can actually tell the quality of hearing aids from the price. The higher the price, the more advanced the hearing aid and the more features it has. Of course, in addition to price, it can also be distinguished by the user's experience of listening to sounds under noise.

From the most intuitive experience of users, the sound quality of good hearing aids is much better than that of ordinary hearing aids, and they sound more comfortable in noisy environments. This is the same as the difference between ordinary headphones and high-end headphones. Music enthusiasts spend tens of thousands of dollars to customize headphones abroad in order to pursue the quality of music.

From a technical perspective, it means differentiated settings in advanced hearing aid technologies such as the number of sound processing channels, directional functions, noise reduction functions, and feedback management functions. Different series have different settings. Function. For example, ReSound 9 hearing aids have 17 channels and can set different noise reduction levels in 7 environments. The Ruilang 4 has 7 channels and only one mild noise reduction level. Therefore, Ruilan 9 uses all advanced functions to provide the most natural and full sound, the best speech clarity and the most intelligent options. It is the first choice for users who pursue perfect sound quality, clarity and intelligent listening experience. The Ruilang 4 uses basic sound processing technology and is the first choice for users who are eager to experience the latest sound processing technology and are more concerned about economic conditions.