RSILOU R3021 — Comfortable open-ear headphones without ear blocking, Type-C charging, up to 16 hours of battery life, and audible warning from the charging case.

Model: RSILOU R3021 (Open-Ear)
Operation Mode: Tap Operation
Driver: 10mm, 16Ω
Bluetooth: V5.4
Earbud Battery Capacity: 3.6V, 35mAh (each)
Charging Case Battery Capacity: 3.7V, 300mAh
Earbud Charging Time: ~1 hour | Case: ~2 hours
Play Time: ~4.5 hours (at 80% volume) — Up to 16 hours with the case
Charging Interface: TYPE-C
Operating Range: Up to 10 meters (unobstructed)
Operating Temperature: -5℃ to 65℃

Comfortable without entering the ear canal — Wear them for hours without pain or pressure.

Want to go out? The case alerts you — The charging case has a beep/button so you don't lose them or know they're charging.

Professionally crafted sound — High-fidelity and balanced music despite the open-ear design. Fast and safe charging — 3C batteries for safe and fast charging via Type-C.

Quick mode switching — Switching between games, music, or calls? Easily switch modes with a touch.

Stable Bluetooth 5.4 — Faster connection and range up to 10 meters.