JBL UA True Wireless Flash Rock Spec Sheet English

User Manual: JBL UA Project Rock True Wireless – Engineered by JBL - JBL US

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Under Armour® Project Rock True Wireless – Engineered by JBL®
Truly wireless sport headphones to maximize each and every workout,
with JBL technology and sound

PROJECT ROCK COLLECTION

Wireless freedom built for the grind.
UA Project Rock True Wireless offers a truly cord-free experience built for the grind. UA Storm
waterproof technology and Antibacterial Sport Flex Fit ear tips were crafted specifically for
all-condition training while the JBL Charged Sound was boldly optimized and tuned with rich
bass for motivation. Hear your surroundings with Bionic Hearing featuring TalkThru Technology
for quick conversations with just one touch, and AmbientAware Technology to hear your
surroundings for increased safety. With a total of 25 hours battery life and a rugged aluminum
charging case, these headphones truly break the limits.

Features
	Truly wireless built for the grind
	UA Storm waterproof,
high-performance design
	Bionic Hearing
	JBL Charged Sound
	25 Hours of total battery life
	Bluetooth® wireless
	Antibacterial Sport Flex Fit ear tips
	Aluminum charging case

Under Armour® Project Rock True Wireless – Engineered by JBL®
Truly wireless sport headphones to maximize each and every workout,
with JBL technology and sound

Features and Benefits

What’s in the box:

Truly wireless built for the grind
Compact and cable-free for zero distractions.
UA Storm waterproof, high-performance design
IPX7 Sweat & Waterproof technology that works just as hard as you do.
Bionic Hearing
With just one touch, Bionic Hearing allows you to hear your surroundings with two sound
technologies. With TalkThru Technology, music is lowered and speech is amplified for quick
conversations between sets. AmbientAware delivers a more immersive music experience with
increased ambient sound for safety outdoors.
JBL Charged Sound
Bold sound tuned for sport with rich bass built for the grind.
25 Hours of total battery life
5 Hours of playtime + 20 additional hours in rugged aluminum case for charging on-the-go.
Bluetooth® wireless
Compact and cable free for zero distractions.
Antibacterial Sport Flex Fit ear tips
Winged ear tips that are easy to use for maximum security.
Aluminum charging case
Sleek aluminum sliding design is built to endure, charging your headphones quickly
and safely.

HARMAN International Industries, Incorporated
8500 Balboa Boulevard, Northridge, CA 91329 USA
www.jbl.com

1 x True Wireless Flash in-ear sport headphone
1 x Protective sport charging case
3 Sizes of ear tips
3 Sizes of Freebit tips
1 x Utility case
1 x Quick start guide
1 x Safety sheet
1 x Warranty card
12-Month MapMyFitness™ Premium membership
1 x Brahma Bull Sticker

Technical Specifications:

	Transducers: JBL 5.8mm dynamic drivers and
four JBL microphones
	Frequency response: 20Hz – 22kHz
	Sensitivity: 95dB@ 1kHz/1mW
	Maximum SPL: 113dB
	Microphone sensitivity: -25dBV@1kHz/Pa
	Impedance: 14 ohm
	Bluetooth transmitted power: <9.5dBm
	Bluetooth version and profiles:
4.2, A2DP v1.3, AVRCP v1.5, HFP v1.6
	Bluetooth transmitted frequency and power:
2.402GHz – 2.48GHz, <9.5dBm
	Bluetooth transmitted modulation:
GFSK, π/4 DQPSK, 8-DPSK
	Battery type: rechargeable lithium-ion
(3.7V 2 x 110mAH)
	Battery life: Up to 5 hours
	Battery charge time: 2 hours from empty
	Charging case battery type:
Rechargeable Li-Ion (1500mAh)
	Charging case battery life: Up to 20 hours
	Charging case charge time: 2 hours from empty
	Connector: Micro USB charge
	Included: charging cable, ear fit tips:
S, M, L caps (M installed), S, M, L Freebit
winged tips (M installed)
	Weight: 15g

© 2019 HARMAN International Industries, Incorporated. All rights reserved. JBL is a trademark of HARMAN International
Industries, Incorporated, registered in the United States and/or other countries. © 2019 Under Armour, Inc. All rights
reserved. Under Armour and the UA logo are trademarks of Under Armour, Inc. The Bluetooth® word mark and logos
are registered trademarks owned by the Bluetooth SIG, Inc. and any use of such marks by HARMAN International
Industries, Incorporated is under license. Other trademarks and trade names are those of their respective owners.
Features, specifications and appearance are subject to change without notice.



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