Sony launched the WH-1000XM4 headphones in 2020, and they've been discontinued for a while now. However, the company is apparently working on relaunching them as the WH-1000XM4C. We first heard about this a couple of weeks or so ago, and today there's a new leak about them, so they're clearly an actual thing. Here they are in three colors.Sony WH-1000XM4C leaked imagesThe WH-1000XM4C will allegedly support Bluetooth 6.0, which is a clear upgrade over the WH-1000XM4's Bluetooth 5.0. However, they will get a downgrade in terms of battery life, going from 30 hours with ANC on to...