Sennheiser HDB 630 Wireless Audiophile Headphones ACCESSORIES The DALI IO-4's are intended

The DALI IO-4's are intended to be the perfect travel companion for those 'on the go' situations

enjoying their favorite show or learning online

ensuring a natural transition from one track to the next

bass depth and speed second only to her big brother

The replaceable velour earpads and cooling

Sennheiser HDB 630 Wireless Audiophile Headphones ACCESSORIES The DALI IO-4's are intendedHDB 630 Audiophile sound, cut loose HDB 630 with BTD 700 Bluetooth USB C Dongle included You want it all. High resolution, neutral tone, extra long battery life, flawless active noise cancellation, and of course, no more cables. Meet the closed back HDB 630. With the included BTD 700 Bluetooth USB C Dongle, you're free to enjoy glorious audiophile sound anywhere you go. Enjoy perfectly balanced audiophile sound everywhere you go Get high resolution