OHAYO T10 open-ear Bluetooth earbuds adopt quad-speaker setup with 15mm dynamic drivers for rich sound and clear calls. Each earbud is only 8g, ultra lightweight for all-day comfortable wear. Boasting total 40-hour long playtime and Bluetooth 5.4 for stable connection. IPX6 waterproof rating and ergonomic ear hooks ensure firm fit during workouts. Easy touch control lets you manage music and calls effortlessly. | Ohayo | | Open Ear Bluetooth 5.4 Headphones, 3D Stereo Deep Bass with Built-in Mic, IPX7 Waterproof Sport Wireless Earbuds | Black | Best Buy