Unilateral Bluetooth Headset Business Sports Bluetooth 5.0 Wireless Headset Feature: Bluetooth version: 5.0 Listening time: 15-40 hours Battery capacity: 100mAh, charging compartment: 800mAh Talk time: 15-40 hours Charging time: 2-3 hours Connection distance: 10M (barrier- barrier) Speaker 8MM copper ring. Titanium film Comfortable and safe to wear. This earphone ear cushion is equipped with a soft leather on the ears, which is lightweight and helps your ears. The earphone is designed with ABS, which is very and not easy to wear. Clear dialogue and noise reduction Because it is completely covered by the ear pads, no outside noise enters your ears and no sound loss is caused. When you hear/hear your ears, it will be filled with immersive songs/calls, without interruption, and you can enjoy your songs/calls all day long. Foldable and design Redesigned to adjust the angle of the earphones to fit your headband size, and can be folded to take out any place you want, very convenient for traveling, fitness, hiking, running, walking, etc. Compatible with universal equipment With Bluetooth devices, this headset can be your PC, smartphone, tablet, and speakers. With the advanced chip update function, no sound will be lost successful connection, allowing your ears to feel the sound . Ultimate music Support voice commands. Answer/hang up calls with one-touch control buttons. Double-click the button to to another son. Package includes: Bluetooth headset* 1