4 ms·Then there's Sony WH-1000XM4.by jojobas 6y agoThen there's Sony WH-1000XM4.jayd16 6y agoYou can pick up the WH-1000XMs for like $180 if you're patient though. $550 is pretty steep.jojobas 6y agoWhere did you find $550 and what's your $? They were released at US$350 in August and sell for less now.jayd16 6y agoThat's in comparison to these $550 ApplePods Max.