Lenovo X9 TWS Headphone Summary: Package List: 1 * Pair of Earbuds 1 * Charging Case 1 * Charging Cable 1 * User Manual (English/Chinese) Specification: Title: Lenovo X9 TWS – Black Color Brand: Lenovo Connectivity Type Bluetooth Warranty Period 7 Days Colour Black Bluetooth Bluetooth 5.0 Frequency Response 20-20KHz Weight 80g/2.82oz Dimensions 14.0*9.2*3.2cm/5.51*3.62*1.26in Model X9 TWS Battery Capacity Charging Case Battery Capacity: 3.7V 300mAh Earbuds Battery Capacity (Each): 3.7V 30mAh Material ABS Sensitivity 105±3dB Charging Time Headphone charging time: 1.5 hours Charging box: 2 hours of music Bluetooth Range 10M
