Wireless Headset KTD-02 Blue

Bluetooth: V5.3 Charging port: Type-C Battery capacity: 500mAh(3.7V) Horn: 40mm Selling Points: Standby time: 55-60 hours 1. Bluetooth 5.3, low latency 2. 500mAh, a charge can be used for about 20 hours 3. Full ear wrap.Wear comfortable.