This wireless earbuds adopt ultra-mini 20mm diameter design with ergonomic full ear-fit structure, equipped with S/M/L sized ear tips to deliver stable and comfortable wearing. It supports independent single-ear mode and dual-ear stereo mode, perfectly adapting to walking, running, cycling, driving, climbing and daily outdoor scenarios. Built with advanced wireless technology and compatible with A2DP and AVRCP protocols, it maintains high-speed and high-quality signal transmission within 32.8ft, bringing immersive crystal clear stereo sound via 7mm driver unit. Adopting CVC6.0 noise cancellation technology and high-sensitivity microphone, it effectively filters ambient noise, captures voice details and ensures clear hands-free call quality. Featured with magnetic fast charging design, earbuds automatically adsorb and charge when closing to the charging case. The 300mAh charging box can recharge the earbuds about 3 times for all-day use. Each 55mAh earbud provides 5 hours single working time and 2.5 hours dual playback time, extending total stereo audio time up to 15 hours and single-ear using time up to 30 hours. Only 1 hour is needed for full charging. With IPX4 waterproof rating, it resists daily sweat and splashes for outdoor sports. One-key multifunctional operation easily realizes call answering, play pause, pairing, power on and off. Made of skin-friendly silicone wingtips and durable ABS material, lightweight 4g single earbud offers portable long-time wearing, complete with full accessories for daily replacement and convenient charging storage. | Bearsolim | | Wireless V4.2 Earbuds IPX4 In-ear stereo Earphone Hands-free Deep Bass | Black | Best Buy