IPX7 Bluetooth wireless waterproof earphones/ earbuds/ headphones Compatible with Apple and Android devices IPX7 rating: up to 1 m (3 ft) of water submersion. Tested time up to 30 mins. 1. IPX7 Waterproof 2. Enhanced Bass Sound 3. Bluetooth V5.0 Dual Mode 4. Light Weight and Comfortable Wear 5. Comes with 3 sizes of earhooks to make the earbuds more secure Comes with 3 sizes of silicone ear caps to experience better sound quality 6. Auto connect/ disconnect feature 7. Siri commands for Iphone users 8. Up to 16 hrs on the go battery life 9. Skip/ Repeat song Earphones: Bluetooth version: V 5.0 dual mode Distance: 15- 20 meters (49-65 ft) Battery: Rechargeable Li-ion Battery 55mAh Full charging time: 1.5 hours Play time: 4 hours(maximum volume) Earbuds charging current: 50mA Earpiece weight: 7.5g Waterproof: IPX7 Charging case: * 5V 1A Wall Adapter is recommended for charging (not included) Battery: Rechargeable Li-battery 650mAh(Provides 3-4 Full Charges