【Clear Sound】: RIYO LC-B30 wireless earpiece with premium CSR chip brings you amazing HD stereo sound quality. Good for drivers or businessmen. | 【Super Long Battery Life】: Only 2-3H charging time, 22H talk time, 20H music playing, 720H standby, The bluetooth headset can meet daily needs. | 【Wide Compatibility】: The latest Bluetooth 5.0 technology provides fast and stable signal transmission, 33-45 feet barrier-free transmission distance. Compatible for iPhone series, Samsung, HTC, LG, SONY, PC, Laptop, etc. | 【Lightweight & Painless Wearing】: RIYO bluetooth earpiece are design with lightweight of only 0.35oz it dose not place any burden on your ears. 3 different earplugs are more comfortable for you to wear, and 360 °rotating earhooks that are perfect for your left or right ears. | 【WARRANTY】: 36-month worry-free warranty with considerate customer service, If you have any problem or suggestion, please kindly contact us freely, we provide friendly, easy-to-reach support for you.