Firmware Update to version 1.01.04 for NW-ZX700/NW-A300 series

It appears Sony has addressed the 10db drop in the low end for the A-Series with a firmware update. In addition both models also get the new Android security updates, along side some other fixes. 

Sony WF-1000XM5 passes through Bluetooth Certification (Update 4)

The new WF-1000XM5 has finally appeared on Bluetooth SIG. The device will support Bluetooth 5.3 and should support LE Audio, since the Isochronous Adaptation Layer is supported. 

Sony WH-CH520 FCC Teardown

I do not expect 52Audio to do a teardown of the Sony WH-CH520, so we are only left with the FCC photos. The WH-CH520 is Sony's affordable wireless headset this year, Like the previous WH-CH510 and WH-CH500, this new model is wireless only without a 3.5mm jack (more on that later). Thankfully the operating time of up to 50 hours is plenty enough for most users, but once the battery dies, these become useless.

New Sony Monitor Headphones Coming?

Back in January 2021 at CES, Sony during their pres conference showed a video where an unknown headset made an appearance. While I was never able to get an answer what these were, it seems they might have been a test device for the a new pair of Sony Monitor headphones.

Sony WF-1000XM5 design leaked

This leak might be a bit later than the WF-1000XM4 leak from 2 years ago, but better late than never. The photos are from a certification but I have edited and cleaned them up and removed the certification watermarks in some of them.

Another Sony WF-1000XM4 battery failure

In my previous post, I used the word exploded and I will admit it was the wrong term, failure might be a better term in the previous case, but perhaps not this one.

Sony YY2968 will be called the WF-C700N

Thanks to to an import filing, we can confirm the name of the WF-C500 successor, it will be called the WF-C700N.