ITEC-TWS Wireless Earphones XG-15 Black

Item type: XG15 bluetooth TWS Eearphone Color:Black, White, Red Material: ABS Speaker Impedance: 16 Ohms Speaker Frequency Response: 20Hz - 20KHz Speaker Rated Power: 3mW Speaker 1K Sensitivity: 98db Talk Time (Medium Volume): 3 Hours Music Time (Medium Volume): 3.2 Hours Standby Time: 120 Hours bluetooth Version: 5.0 Transmission Distance: 7-10m Power Consumption: 18-22mA Input Power: 93mW Headphone Charging Time: 1 Hours Battery Voltage: 3.2-4.2V Headphone Battery Capacity: 50mAh (Included) Charging Battery Capacity: 300mAh (Included) Cycle Chargeable Times: 2-3 Times Charging Time Outside the Charging Compartment: 1.2 Hours Microphone: Built-in Features: Portable, Mini, Wireless, with Mic, In-Ear, Noise Reduction, with Charge Box Weight:35.6g Earphone Size: 22mm x 17mm/0.67 x 0.87 "(Approx.) Charge Box Size: 29.5mm x 40mm x 32mm/1.16 x 1.57 x 1.26" (Approx.)