Prime Day headphones deal: Sony WH-1000XM4 just hit lowest ever price
The Sony WH-1000XM4 has been top of our best over-ear headphones and best noise-cancelling headphones picks for a while. Now, it’s an even better proposition, thanks to one of the best Prime Day deals we’ve seen so far. The Sony WH-1000XM4 is $248 at Amazon, which for those keeping track is the lowest ever price…