•Automatic Pairing with Lid Open: Open the lid, and the earbuds will automatically sync with your phone, ready for use. Powered by dual-core Bluetooth 5.3 for stable connections and lower power consumption •Extended Battery Life: Equipped with a high-density lithium polymer battery, the earbuds offer extended usage with 70mAh capacity, complemented by a 400mAh charging case •Environmental Sound Mode: Stay aware of your surroundings without removing the earbuds, thanks to the environmental sound mode. Features a 13mm carbon fiber diaphragm speaker unit for balanced audio across all frequencies •Ultra-Low Latency: Experience minimal lag with as low as 0.038s latency, and enjoy the flexibility of single-ear mode for seamless audio and video synchronization •ANC + ENC Dual Noise Reduction: Benefit from dual noise reduction with Active Noise Cancellation (ANC) and Environmental Noise Cancellation (ENC) for crystal-clear calls and immersive music. The touch-sensitive controls provide effortless switching between single and double earbud use, saving sensitivity settings •Clear Sound: The hybrid noise reduction technology combines passive and active noise cancellation techniques, capturing external environmental noise through the microphones and emitting anti-noise sound waves to cancel it out, achieving a maximum noise reduction of -48dB Specifications: •Bluetooth Version: V5.3 •Transmission Range: About 10 meters •Speaker Driver: 13mm •Frequency Response: 20Hz-20KHz •Rated Power: 2mW •Impedance: About 32Ω •Battery Capacity: 400mAh (Charging Case), 35mAh (Earbuds) •Standby Time: About 730 days •Charging Time: About 1.5 hours •Playback Time: About 7 hours •Earbud Charging Case: About 6 times •Charging Port: Type-C •Material: PC •Weight: About 59g Package included: •1Pair x Headset •1 x Charging Cable •1 x English and Chinese Manual •Other items not included