It is pointed out that active noise canceling of Apple's high-end headphones 'AirPods Max' is weakened by firmware update



Apple has released '

AirPods Max ' as a high-end model of AirPods. AirPods Max is touted as having ``industry-leading active noise canceling'', but it has been pointed out that the effectiveness of this active noise canceling has been reduced with firmware updates.

Apple AirPods Max Wireless Review - RTINGS.com
https://www.rtings.com/headphones/reviews/apple/airpods-max-wireless

AirPods Max active noise cancellation pared down by newest firmware | AppleInsider
https://appleinsider.com/articles/22/10/22/airpods-max-active-noise-cancellation-pared-down-by-newest-firmware

In May 2022, Apple released `` 4E71 '' as the latest firmware for AirPods. Although no new features were added to this firmware update, some users who applied it said that the AirPods Pro's active noise canceling was slightly worse, AppleInsider points out. .

On October 20, 2022, RTINGS.com , which reviews PC-related devices, released the results of testing the performance of the active noise canceling function after updating the AirPods Max firmware to 4E71. RTINGS.com conducted a noise isolation (how much external sound can be blocked) test of AirPods Max before updating the firmware to 4E71, and how much external It quantifies whether the sound can be reduced (vertical axis). The test results are as follows, and you can see that the noise reduction performance is particularly high in the high range.



On the other hand, the results of the noise isolation test after updating the firmware to 4E71 are as follows. You can see that the noise reduction level from the mid-low range to the high-low range is slightly lower than before the firmware update. According to RTINGS.com, this 'noise in the mid-low to high-low range' corresponds to sounds such as the low roar of a bus or an airplane engine. Regarding the firmware update, RTINGS.com said, ``Although the noise isolation level has been slightly reduced, it is a relatively small difference, and the AirPods Max's noise-cancelling function still greatly reduces ambient chatter and the shrill rotation of the AC unit. can be successfully reduced to



In response, Quinn Nelson , who runs the YouTube channel Snazzy Labs , which has more than 1 million subscribers, said, ``RTINGS.com said that Apple lowered the noise canceling performance of AirPods Max with firmware 4E71. I'm sure this is a story like CPU throttling on the iPhone, maybe there's a good reason for it, but if so, say something! is required, ”he tweeted, asking Apple to explain the firmware update.




In addition, AppleInsider has asked Apple to comment on the fact that updating the firmware to 4E71 slightly reduces the noise canceling performance, but has not received a response at the time of writing the article.

in Software,   Hardware, Posted by logu_ii