Under Armour True Wireless Flash Engineered by JBL is perfection collab. Under Armour, maximize each workout, gives you the flow you need to get the best results. Moreover, the UA STORMPROOF Waterproof Technology has an IPX7 Sweat & Waterproof, so the durability is suitable for long last. One of the great features that Under Armour earbuds has is Bionic Hearing. The technology hearing allows you to hear the surroundings with TalkThru & Ambient Aware. TalkThru lowered the music, and the speech amplify. The music experience never is the same again when you run with a partner. The JBL give more enrich sound and dope Bass that turn your workout to the max. Therefore, JBL has a 25 hours total battery life, that is pretty impressive. In other words, besides all those great features, it also has a Built-in Microphone, UA STORM Proof, True Wireless Bluetooth, and support Siri and Google Now.