Boya's BY-AP1 is a set of wireless earplugs with a charging case. When you want to enjoy crisp, clear music, podcasts or other recordings, the BY-AP1 offers lifelike sound reproduction. Simply remove the earbuds from the wireless charging case and they're ready to connect to your smartphone, Apple Watch or Windows/macOS computer. You'll find the in-ear earbuds sit comfortably in your ear, thanks to their weight of just 5 grams and good fit. Two sizes of ear tips are included so you can choose which one is right for you.