Vidvie Audio Bt875 Semi-in-Ear TWS Wireless Earbuds

Wireless version: Jerry AC6973 version 5.3 Frequency response: 20Hz~20kHz Transmission distance: 10 meters Battery capacity: Charging compartment: 200mAh Headphones: 30mAh Charging voltage: 5V Charging time (charging box): about 1.5h; Headphones: about 1.5h; Music play time: about 8 hours (50% volume) Talk time: about 6 hours Speaker material: composite film Frequency response range: 100Hz-10kHz Headphone sensitivity: 107dB ± 3dB microphone sensitivity: -42dB±3dB speakers: Φ13mm Bluetooth pairing name: VIDVIE-BT875 New private model design; Semi-transparent cover design