Soundcore A30i ANC Wireless Earbuds Bluetooth Earpiece Wireless Earphones Wireless Ear Buds Headphone Earphone Bluetooth With Mic (A3958) - Soundcore A30i ANC Wireless Bluetooth Earbuds with Adaptive ANC + 46dB Noise Reduction Depth: 46dB ANC depth to reduce background noise. - Adaptive ANC monitors environmental noise in real time to provide the best noise reduction experience. - Multi-mode ANC for different environment to provides the best noise reduction effect. Super clear sound and Powerful bass: 6mm custom driver, small size, big power. - Exclusive BassUp ™M technology for clear sound and powerful bass. - Comfortable to wear and easy to carry: Lightweight and compact design brings a very comfortable wearing experience. Compact lipstick case for ultimate portability. - Al-Powered Calls: 4 microphones + custom Al algorithm for enhanced calls. - IP54 Sweatguard ™M waterproof: High level dustproof&waterproof for use. - Up to 7hrs with a single charge: 7 hours of music play time, 24 hours of total play time R30i