Experience the COLSUR S21Pro—a smart bedside companion that delivers rich sound, ambient lighting, and effortless wireless charging for you.
- Enjoy immersive stereo with upgraded Bluetooth 5.0 and dual drivers, delivering clear highs and warm mids within a 33‑foot range for seamless music, alarms, and podcasts.
- Rely on 1800mAh power for long sessions: up to 16 hours of music at 50% volume, plus 90 hours of lamp lighting or 180 hours for the alarm clock on a full charge.
- Customize your sleep setup with a dimmable night light: 3 brightness levels and touch controls, plus 16 levels of volume adjustment to fine‑tune wakeups or bedtime ambience.
- Charge fast with 15W wireless charging for Qi‑compatible phones; supports 10W/7.5W/5W modes and uses a USB‑C power path for reliable performance.
