These earphones are absolutely fantastic! The noise-canceling feature really works wonders, especially when I'm working in a noisy environment. The Bluetooth connectivity is also a great feature.Through trial and error, I found that the battery life is phenomenal and can last through an entire workday without needing to recharge. The only drawback is that they can be a bit pricey, but the quality is worth it. Overall, a great purchase for anyone in need of quality electronics..See full review