JBL Underneath Armour True Wi-fi Flash Assessment

True wi-fi headphones have gotten more and more common, thanks largely to merchandise like Apple’s AirPods. If, nonetheless, you’re into sports activities, there aren’t all that many choices for you in relation to true wi-fi headphones. JBL and Underneath Armour have partnered as soon as once more to discover a answer — the JBL Underneath Armour True Wi-fi Flash headphones

After all, these aren’t the solely sports-focused true wi-fi headphones on the market, even when they’re one of many few. There’s additionally the JLab Audio Epic Air Elite headphones, which we actually preferred. Do the True Wi-fi Flash headphones symbolize a problem to the JLab Audio Epic Air Elite headphones? We put them to the take a look at to seek out out.


The very first thing you’ll discover in regards to the JBL Underneath Armour True Wi-fi Flash headphones is their design, they usually’re not bad-looking by any means. The earbuds themselves are largely black with purple highlights, just like some other JBL/Underneath Armour headphones. They’re just a little greater than another true wi-fi headphones, although that’s not essentially a foul factor if JBL has found out a approach to guarantee that the burden doesn’t imply that the headphones fall out lots.

On the face of every earbud, there’s a button which can be utilized to manage numerous facets of the headphones. For instance, you may play and pause audio by single-pressing the button on the appropriate earbud, or press the left earbud’s button to allow “bionic listening to” which basically simply means that you can hear your environment higher.

The charging case is fairly good too, although it’s additionally just a little bigger than some may like. On one finish of the charging case, you’ll discover LED indicators for battery degree and a MicroUSB charging case. We’re pissed off that JBL hasn’t adopted USB-C right here. True wi-fi headphones are presupposed to be about the way forward for private audio, however persevering with to make use of MicroUSB isn’t very future-facing in any respect. On the opposite finish of the charging case there’s a nylon strap.

JBL UA True Wireless Flash In Case

Within the field, there’s a pleasant collection of equipment. Aside from the headphones themselves, and the charging case, you’ll additionally get a complete of three pairs of winged ear ideas and two pairs of normal ear ideas. You’ll additionally get a charging cable.

Generally, we don’t thoughts the design of the JBL Underneath Armour True Wi-fi Flash headphones, however we’d have preferred them to be just a little smaller and lighter.


As soon as we put the JBL Underneath Armour True Wi-fi Flash headphones in our ears, a lot of our issues with their dimension disappeared. That’s largely due to the sports activities wings, that are superb at serving to make sure that the headphones keep firmly in your ears with out falling out. That’s to not say that they’re good — it’s nonetheless well-worth experimenting with the totally different ear ideas and fins, as with out the right dimension in your ears, chances are you’ll run into points with the headphones falling out.

JBL UA True Wireless Flash Comfort

Even for those who don’t use the headphones for sport, they’re really fairly snug. Like all in-ear headphones, they’re not essentially the most snug on the market, however they’re completely superb for listening for at the very least a number of hours.


If you’re understanding, you is probably not involved with getting essentially the most natural-sounding audio ever, until you’re a die-hard audiophile. As an alternative, it may be okay to have boosted lows to assist inspire you just a little extra. The JBL UA True Wi-fi Flash headphones ship listening expertise with loads of these low frequencies.

The low finish is definitely pronounced, however JBL doesn’t go excessive right here. The bass is thick and highly effective, whereas nonetheless remaining easy and straightforward to hearken to. That’s excellent news for people who like bass, however don’t need it to overshadow different frequencies.

The mid vary is fairly well-tuned, however it’s not unimaginable. The low mids appear to be just a little in the reduction of in comparison with the excessive mids, that are just a little extra boosted. It’s not a foul sound, however just a little extra low mid response would have been good.

The excessive finish is comparatively detailed and clear, which is at all times good to listen to. Cymbals shine by way of a combination decently properly, and percussion is well capable of minimize when it ought to. Positive, extra excessive finish is extension would have been good, however that’s laborious to count on from a pair of in-ear headphones on this worth vary.

JBL UA True Wireless Flash Battery

The one actual adverse to notice about these headphones is that there’s some background hiss at decrease volumes or when playback is paused. It’s not too loud, and also you received’t discover it at regular listening volumes, however it’s nonetheless one thing to remember.


The JBL Underneath Armour True Wi-fi Flash headphones hook up with your listening system by way of Bluetooth 4.2, and as such you’ll get a listening distance of as much as 10 meters or 33 ft. We by no means actually had any main points with connectivity aside from one single occasion the place the headphones fell out of sync after which instantly synced up once more.

The battery life on the headphones sits in at 5 hours on a cost, which is definitely fairly good. The charging case provides you with a further 20 hours of use, or 4 expenses.


Silver Medal

The JBL Underneath Armour True Wi-fi Flash headphones has a good design, however the most effective factor about them is that they’re fairly good at staying in your ears and sound good too.

However are they actually the most effective true wi-fi headphones for sports activities? Effectively, they’re one of the most effective — however we’d nonetheless advocate the JLab Audio Epic Air Elite headphones for many sports activities use, as they’re nonetheless higher at staying in your ears, which is an enormous deal.

Nonetheless, that’s to not say that we don’t like these headphones. In actual fact, we like them lots — and due to their worth we’re giving them the Headphone Assessment Silver Medal.

Retailer Worth
JBL $169.95
Frequency response 20Hz-22kHz Lively noise cancellation
Driver dimension DRIVER SIZE Noise attenuation Unknown
Driver sort
Dynamic On-ear controls Sure
Closed Microphone Sure
Sensitivity 95dB Eartip materials Gel
Rated impedance
14Ω Magnet materials Unknown
Complete harmonic distortion
Unknown Water resistance IPX7
Rated enter energy
Unknown Battery life 5 Hours (+20 Hours)
Most enter energy
Unknown Wi-fi distance 10m (33ft)
Wi-fi connection
Bluetooth 4.2 Cable size N/A
Wired connection
No Case sort Charging case
Removable cable
No In-the-box
  • Headphones
  • Charging Case
  • MicroUSB charging cable
  • Customary ear ideas (x2 pairs)
  • Winged ear ideas (x3 pairs)
Weight 16g (0.56oz) Colours Black