Crystal-clear calling: Hear everything and don’t miss a thing with dedicated individual mics. Instacharge: Forgot to charge your Air Buds+? Let Instacharge take over with its 80-min playtime in 8-min charge. [Hyper Sync]: Now connect on go with Hyper Sync technology. [Up to 20-hour play time]: Noise Air Buds+ offer a playtime of up to 4 hours on a single charge and a total of up to 20 hours with the charging case.