FONESTAR Twins-Energy Wireless Earphones

Features: - TWS in-ear bluetooth headphones. - Bluetooth 5.0. - Wireless music. - Play music from smartphones, tablets and other bluetooth devices. - Charging case with Powerbank function. - Sweat resistant. - Li-ion rechargeable battery. Up to 4 hours of autonomy. - Transmission distance 10m. Specifications: - Answer: 20-20,000hz Feeding: Li-ion rechargeable battery: - Headphones: 2 x 40 mAh, 3.7 V - Charging case: 2,200 mAh, 3.7 V. Provides 22 full charges of the headphones. - Autonomy: up to 4 h* - Charging time: 1h - Weight: 97g Accessories: - Charging case - 2 pairs of silicone ear tips of different sizes - USB to micro USB cable for recharging