Ultra-compact wireless earphones with Bluetooth 5.4 Hi-Fi sound enhancement, built-in microphone for hands-free calling, ultra-lightweight, automatic

Bluetooth 5.4 Technology: Provides stable wireless communication with a 10-meter connection range and is compatible with iPhone/Android/tablets/laptops. Ultra-lightweight and compact design: Weighing only 20 grams, it's comfortable even for extended wear, and the hook-type eartips ensure a secure fit. Hi-Fi high-quality sound and built-in microphone: Equipped with a dynamic driver, it delivers clear sound from 20Hz and supports hands-free calling, making it a business-oriented headset. Touch control operation: Easily switch between music playback and calls with simple touch controls, and a 30-minute quick charge provides 30 hours of continuous use. Waterproof and 1-year warranty: Waterproof functionality allows for worry-free use in sports and business settings, and it supports convenient USB charging.