V.Silencer Ture Wireless Earbuds Black/Red

Bluetooth version: V5.0 Frequency response: 20Hz — 20 KHz Impedance (Ohm): 32.0 Receiver distance: up to 10 meters Built-in rechargeable battery: 55mAh (Charging box: 300mAH) Music listening / talk time: up to 4 hours Features: Bluetooth, call making, responsive microphone, easy to charge via USB port Color: Black with red