After the AirPods 2 were spotted on the Bluetooth SIG website a few months ago revealing a Bluetooth 5.0 LE support, a newly surfaced information just came in with a bit more details. According to an inside source, the new AirPods 2 will look almost identical to their predecessors but will carry some under-the-hood changes like better bass response and will include additional health-related tech such as a heart rate sensor. Battery life, however, is expected to be just about the same. There's also a rumor going around that the new AirPods 2 will feature a new coating for better...
Source: https://www.gsmarena.com/apple_airpods_2_will_look_identical_to_its_predecessors_airpower_to_launch_this_spring-news-35467.php