Shure True Wireless Secure Fit Adapter GEN 2 closed-back It also features XSpace –

It also features XSpace – an analogue processing mode which compensates for the ‘in-head localisation’ effect that can occur when using headphones to listen to music that was mixed using a pair of speakers

the Adaptive Noise Cancelling technology allows you to block-out ambient sounds so nothing disturbs your groove

Open-back (The housings are open so they retain air and sound permeability

redefining sound quality from digital audio

Shure True Wireless Secure Fit Adapter GEN 2 closed-back It also features XSpace –TRUE WIRELESS FREEDOM WITH SHURE QUALITY SOUND. TRUE WIRELESS SECURE FIT ADAPTER GEN 2 Compatible with detachable Shure Sound Isolating Earphones The second generation of the Shure True Wireless Secure Fit Adapter set easily transforms any detachable Shure Sound Isolating Earphones into true wireless. Experience exceptional comfort, secure fit and water resistance with an immersive, world class listening experience wherever you go. Features True