• --Sports Sweat Resistant: The waterproof earphones can withstand light rain and sweat
• --ergonomically designed and comfortable to wear, making them the perfect workout partner for fitness or running enthusiasts. (not designed for swimming)
• --Smart touch: The bone conduction headset has touch buttons to control all functions, which is easy to use.
• --The touch buttons are located on the top of the earbuds for easy control of play/pause, volume+/volume-, next/previous track.

Features:
1. Bone conduction earplugs: transmit 3D stereo effect through the fitted cheekbones, perceive changes in the surrounding environment while listening to music, and hear the sounds of surrounding vehicles and people when walking or exercising outdoors, which is safer.
2. Lightweight Design: Bone conduction earphones are only 0.28 ounces, suitable for all-day listening. The open-ear design of bone conduction headphones helps you stay aware of your surroundings. Whether walking, running, or cycling with sports headphones, you can always pay attention to your surroundings and be very safe.
3. Long-lasting battery life: up to 7 hours of continuous listening time after full charge, 250 hours of standby time, 2 hours of full charge, 20 hours of music playback with the charging box.

Description:
Name: Bone Conduction Earphone

Bluetooth-compatible: Bluetooth-compatible 5.0
Colour: Black
Connection distance: 15M
Charging time: 1 hour for earphones, 2 hours for charging compartment
Talk/music time: 7 hours
Standby time: about 250 hours
Charging compartment battery: 500mah
Charging compartment size: 4.2 x 6 x 5cm

Packing list:
Bone Conduction Earphone x 2
Charging bin x 1
Charging cable x 1
Instructions x 1
Note:
Different displays may cause the color of the item in the picture a little different from the real thing. 
Manual measuring,please allow 1~3mm error,thank you.