- updated 2 years ago
Can you remember the last time you had a proper workout without any disturbances from your headphones falling out or giving up? The new Sennheiser/adidas PMX 680 sports earphones will change that on the first listen. These sweat-proof, neckband 'phones deliver outstanding, high-energy stereo sound without the need for readjustment or the trash can. The neckband vertical transducer system provides a comfortable, secure fit that won't fall out during your workout. Furthermore, the PMX 680 has a universal fit for any size or shaped head. This w...