Billing remains separate, but if you take a Volt bundle your broadband speed is increased to the next level and mobile data is doubled.
https://www.itv.com/news/2021-10-17/...-to-take-on-bt
Interesting development given Virgin Media appears to be ditching sales on its own mobile network so soon. I wonder whether this could end up in a legal battle with Vodafone.
Bundles now live on the VM website, including Ultimate Volt at £99pm including gig1 broadband.