The primary use cases I’ve seen implemented or promoted so far include:
Allard also notes that "Both the Buds4 and Buds4 Pro will feature smaller earbud heads, with the intention of providing more comfortable all-day wear." On top of that, the Pro models also feature Adaptive Active Noise Cancellation 2.0 for keeping outside noises quiet and a battery life that lasts up to 26 hours using ANC (with the charging case's help), or up to 30 hours without ANC.，这一点在safew官方下载中也有详细论述
$218.99 at Amazon，更多细节参见heLLoword翻译官方下载
Жители Санкт-Петербурга устроили «крысогон»17:52，这一点在91视频中也有详细论述