[ANC + ENC Noise Reduction]Experience superior sound quality with Active Noise Cancellation (ANC) up to -28dB and Environmental Noise Cancellation (ENC) for crystal-clear calls. [2.01" Color Touch Display]Navigate your audio experience with ease using the vibrant 172x320 resolution touch screen on the charging case. [Long-Lasting Battery Life]Enjoy up to 4-5 hours of music playback on a single charge, with the charging case providing 2-3 additional full charges. [Advanced Bluetooth-Compatible 5.4]Benefit from stable connections and improved range up to 10 meters with the latest Bluetooth-compatible technology. [Dual Device Connectivity]While not supporting true multipoint, each earbud can independently connect to different devices for flexible use. [IPX45 Water Resistance]Protected against water splashes and sweat, making these earbuds ideal for workouts and outdoor activities. [Premium Sound Quality]10mm copper ring speakers deliver rich audio with a frequency range of 20Hz-20KHz for an immersive listening experience. Specifications: Bluetooth-Compatible Version: 5.4 Bluetooth-Compatible Protocols: HFP, A2DP, HSP, AVRCP Audio Codec: AAC, SBC Noise Reduction: ANC (-28dB) + ENC Battery Capacity: Earbuds 35mAh, Charging Case 300mAh Playtime: 4-5 hours (single charge), 12-15 hours (with case) Charging Time: Approx. 1.5 hours (earbuds and case) Speaker: 10mm, 32Ω impedance, 127.6±3dB sensitivity Microphone: -42±3dB sensitivity, Omnidirectional Water Resistance: IPX45 Display: 2.01" touch screen (172x320 resolution) Earbud Dimensions: 2.5 x 3.2 x 2.5 cm Charging Case Dimensions: 5.7 x 5.7 x 2.9 cm Weight: Earbuds 7.8g, Total 127.1g