Soundcore Sleep A20+ Upgraded Bluetooth Speaker A6611

Sleep earbuds for side sleepers

The Soundcore Sleep A20+ is an in-ear Bluetooth headset built for people who sleep on their side. Its 3D ergonomic shape and Air Wing design distribute pressure evenly, while ultra-soft materials keep the fit comfortable through the night. An accompanying app lets you manage masking sounds and volume without reaching for a phone. The earbuds suit anyone who wants audio that stays in place while lying down.

Battery life across two modes

Sleep mode delivers 14 hours on a single charge and up to 80 hours with the charging case. Bluetooth streaming mode provides 10 hours of playtime, extended to 55 hours by the case. Standby time is rated at 10 hours. Heavy overnight use in sleep mode will drain the buds before morning, and the case adds roughly five full top-ups before it needs recharging itself. Long trips without a power source will eventually run out of reserve.

Thermals noise and power draw

Passive noise blocking comes from twin-seal ear tips that provide three-times stronger isolation, plus a 4-point masking system that covers high-frequency bands. No active noise cancellation is present, so low-frequency rumble remains audible. Bluetooth 4.0 maintains a stable link up to 66 ft with minimal power draw, and the 16 Ohm impedance keeps amplifier demand low. The small earplug form factor generates no noticeable heat during normal use.