The improvements come via firmware updates: 6.0.0 for the XM5 earbuds and 3.0.0 for the XM6 headphones. Both the headphones and the earbuds get support for Gemini Live and for Audio Sharing via Fast Pair, plus the usual tweaks. While those upgrades are rolling out, it looks like the WF-1000XM6 earbuds may be rolling into shipping containers very soon. The next generation of Sony's earbuds may sound even better thanks to improved audio upscaling (Image credit: Future)Sony's WF-1000XM6 earbuds: when are they coming and what upgrades are expected? According to a tipster at The Walkman Blog, the WF-1000XM6 may be the first Sony headphones to support DSEE Ultimate, thanks to the built-in AI engine on the latest MediaTek chips.