Specifications: General Specification Brand Xiaomi Model YDLYEJ03LM Color Black, White Wearing Type In-ear Net Weight (g) 13.6g Dimensions (cm/ inch) 445*80*26mm Technical Parameters Microphone Yes Wired Control Support Bluetooth Version V4.1 Transmission Distance 10m Impedance 32Ω Battery Capacity 120mAh, 3.7V Charging Time (h) 2h Working Time (h) 11h Standby Time (h) 260h Package Included: Xiaomi Youth Wireless Bluetooth Earphone Noise Cancelling Waterproof Sports Headphone with MEMS Mic 1* Xiaomi Youth Wireless Bluetooth Earphone 1* USB Charging Cable 2 pairs of eartips Ships in 7 business days. It is shipped from China. Delivery is provided by China Post Air Mail. Delivery time depends on the couriers, local customs in your country also holidays, weather conditions. Usually it takes from 39 to 60 days, depending on the customs at your country.