Lightweight design, convenient to carry: The headset adopts a lightweight design for more convenient carrying. As a result, there is hardly any pressure on the ear when worn. Also, the earhook can be rotated 180 degrees, suitable for left and right ear. The lightweight design also allows you to put it in your pocket, take it out easily and hang it over your ear for hands-free calling anytime. Latest Bluetooth V5.0 Technology: The latest Bluetooth V5.0 chip provides better connection and more stable and faster signal transmission. That's why we make headphones with these Bluetooth V5.0 chips, which can offer you great listening experience, clear sound, more stable connection and low latency when playing games or creating videos. Excellent call performance for a pleasant conversation experience: Why did you choose our headsets? Our headsets give you quality calls. The dual-microphone design effectively amplifies your voice, and the advanced noise-cancelling technology reduces surrounding noise by about 90%. So you can enjoy a pleasant conversation experience even in noisy environments. LONG WORKING TIME: The wireless bluetooth earphones only need 1.5 hours of charging to achieve about 8 hours of continuous talk time, 8 hours of music time (60% of the maximum decibels ) and enjoy 72 hours standby time. Wireless earbuds can meet your daily needs with just a short charging time. Wide Compatibility: These Bluetooth headphones are compatible with almost all Bluetooth devices, such as Bluetooth. B.: iPhone, iPad, iPod, Apple Watch, Huawei, Samsung Galaxy, LG, Sony etc.