Oneplus Buds 4 True wireless noise-cancelling headphones - Songying Green

Matte metallic texture appearance, avant-garde aesthetics, 55dB flagship-level noise reduction, 550Hz ultra-wideband coverage; Voice noise reduction by 2 times, Sanmai AI call noise reduction; Super resilient dual DAC Detail restoration, hear the winning steps; Low-latency game mode, audio and video synchronization; The same ecosystem, better to use; AI call summary: Just raise your hand and easily highlight the key points. Dual connection of devices, no need to switch surface pairing; Ultra-long battery life, 45 hours of battery life without disconnection, and one charge per week. 45 hours, headphones with headphone case, active noise cancellation off, AAC format;