Under Armour Sport Wireless Flex

$199.00 $135.00

Made to Move in Every Way You Do.

UA Sport Wireless Flex headphones deliver secure fit for sports and all-day comfort. Flex zones adjust to find the perfect fit no matter the activity. UA Sport Wireless Flex headphones drive your workouts thanks to their big, powerful JBL Charged Sound. And Bluetooth® wireless enables easy, cord-free connection. UA Flex headphones are sweat resistant with advanced nano coating. Stay safe after dark with the new RunSafe™ LED. A long-lasting 12-hour battery features Speed Charge to deliver an hour of playback on just five minutes charge. Control music, volume, calls, mute and unmute the mic when you’re in a call, and even activate Siri® or Google Now™ with a long press.



Flex Zones
Always-ready neckband features a flexible fit to stay secure during sport or loosen for all-day comfort.

Sport Flex Fit ear tips
Choose between winged and wingless ear tips that are easy to switch out for maximum security.

12-hour Speed Charge battery
Wireless sound that lasts long and recharges quickly: one hour of playtime on just five minutes charge.

RunSafe™ LED
Brilliant white safety light keeps you safe after dark with a choice of three flashing modes; multifunction button also mutes mic in calls and triggers Siri® or Google Now™.

Bluetooth® wireless
Easy-to-connect Bluetooth® technology delivers cable-free, zero-distraction performance.

JBL Charged Sound
Bold sound tuned for sport with rich bass to crush your workout.

Magnetic buds
Convenient storage and portability.

Rugged durability
Rugged design, tested by athletes to withstand sweat and the demands of training.

Easy controls
Simple four-button controls, finished in textures and shapes designed for easy access and with highly tactile feedback when pressed.


Speaker drivers: JBL 8.6mm dynamic
Frequency response: 10Hz – 22kHz
Bluetooth® version and profiles: 4.1, A2DP v1.2, AVRCP v1.4, HFP v1.6, HSP v1.2
Bluetooth® transmitted frequency and power: 2.402GHz – 2.48GHz,
Bluetooth® transmitted modulation: GFSK, π/4 DQPSK, 8-DPSK
Battery type: rechargeable lithium-ion (3.7V 2 × 50mAH)
Battery life: up to 12 hours
Battery charge time:
Speed Charge:5 mins = 1 hour play; 2 hours from empty
Controls: Multifunction, Play/pause, Up/Fwd, Down/Back
Connector: micro USB charge
Included: charge cable, ear fit tips: S, M, L caps (M installed), winged (installed), and wingless tips


  • 1 x Sport wireless flex in-ear sport headphone
  • Micro USB cable
  • Warranty card
  • Safety Sheet
  • Quick start guide

For more than 60 years, the JBL® brand has delivered products that exemplify the technology and expertise gained through our leadership in professional sound reproduction. The JBL name has been synonymous with the precise, naturally articulated sound found in many of the world’s most prestigious locations, including clubs, cinemas and recording studios, and live-music reinforcement in venues ranging from concert halls to outdoor stadiums.