获取独家产品信息,尽享促销优惠!立即订阅,不容错过
* 限···时··优惠
A week with this Oura Ring competitor killed my excitement - here's how things went
Circular Ring 2 以更低的价格和免费订阅费削弱了 Oura,但它通过采取一些值得怀疑的捷径来实现这一点。