The B630 ANC over-ear Bluetooth headphones focus on "Dual-Drive ANC Noise Reduction (-27±2dB)" as its core, precisely meeting users' demand for "quiet sound field"; the 400mAh battery provides 30 hours (in normal mode)/25 hours (in noise reduction mode) of battery life, resolving the "range anxiety"; the stable connection and high-definition transmission of Bluetooth 6.0 ensure the sound quality and smooth usage; combined with the ergonomic design for comfortable wearing, it becomes a "comprehensive" product suitable for various scenarios such as commuting, office work, home life, and sports. Whether it's a businessperson seeking extreme noise reduction or a music lover who values sound quality and battery life, the B630 ANC can become a "valuable companion" for daily use with its balanced performance and practical configuration.