TWS (True Wireless Stereo) wireless earbuds with ANC (Active Noise Reduction), BT 5.3, made of ABS, call answering function, music and stereo phone calls, recycled content calculated based on the total weight of the item: 59%, 400 mAh case as charging station included, 40 mAh headphone battery allows you to play music for up to 3.5 hours with ANC or 4.5 hours without ANC, recharge with the case in 1.5 hours, range up to 10 meters, ANC grade: 27DB, in a certified box, USB Type-C cable made of TPE and 3 additional caps in different sizes included