Redmi has launched its first over-ear wireless headphones in China alongside the Redmi K90 Ultra. The headphones feature 40mm titanium-plated drivers, support Hi-Res Audio and USB Audio playback, and offer active noise cancellation of up to 42dB. Redmi claims they can deliver up to 72 hours of battery life on a single charge. The headphones also support Bluetooth dual-device pairing, Xiaomi HyperConnect features, and are priced at CNY 349, with an introductory price of CNY 297 (roughly Rs. 4,100).