This is our TWS Bluetooth Earbuds True Wireless Earphone Waterproof Headset Premium Sound. Wireless earbuds can play for 4 hours on a single charge.

Features:

• Intelligent LED display shows how much battery remain for the charging base and both earbuds.
• Wireless earbuds can play for 4 hours on a single charge. The built-in 2000mAh rechargeable battery charging case provides 90 hours of additional playback time. Lots of music enjoyment without worrying about battery life.
• Ensure your great experience with fast, stable and efficient transmission. 
• Ergonomic designed to fit comfortably in your ears for active lifestyle, F9 TWS Stereo headphones come with three adjustable ear cup sizes right from the box, you can focus on reaching new heights in your workouts.
• These true wireless earbuds against damage from sweat or rain. Perfect for fitness travelling and etc. Note: the charging case is not waterproof. 

Specifications:

• Number of Earpieces:    Double
• Color: Black
• Form Factor: In-Ear Only
• Wireless Technology: Bluetooth
• Model: iPhone
• Microphone Type: Built-In
• IPX6 waterproof

Package includes:

• 2 x wireless earphones
• 1 x Micro USB Charging Cable
• 1 x User Manual
• 4 x earphone cups