The JBL/Under Armour True Wireless Flash earbuds deliver excellent comfort, long battery life, and robust waterproofing, making them ideal for workouts and everyday use. Minor drawbacks include a bulky charging case and slight audio lag during mobile video playback.
Critical Assessment
What Critics Praise
- Comfortable fit with multiple ear‑tip sizes
- 5‑hour battery life per charge
- Excellent passive noise isolation
- Fully waterproof IPX7 rating
- Fast Pairing
- Strong overall sound quality
Points of Contention
- Bulky charging case
- Audio lag when watching mobile video
- No Volume Controls
- Ambient Aware Mode Ineffective
- No speed‑charge feature
- Bluetooth can be patchy
Professional Reviews
3 reviews from 3 critics“A few key upgrades keep the Flash X in the wireless workout mix.”
The Under Armour True Wireless Flash earbuds deliver strong audio, a comfortable fit, and impressive battery life, making them a solid choice for mid-range workout earbuds. Minor drawbacks include a bulky charging case, lack of speed charging, and occasional Bluetooth connectivity issues.
