JBL Tune 230NC TWS True Wireless in-Ear Noise Cancelling Headphones - BlueThe JBL Tune 230NC TWS True Wireless in Ear Noise Cancelling Headphones. Blue version. Features: Pure Bass Sound: Smartly designed 10mm drivers enhanced by the Dot form factor deliver JBL's Pure Bass Sound so you'll feel every pulsing beat. Active Noise Cancelling with Smart Ambient: Hear more of what you want, less of what you don't. Active Noise Cancelling technology with 2 microphones lets you minimize audio distractions. With Ambient Aware, you