What's new on the Beats Solo 4? Beats says it re-engineered the audio on the Solo 4 for "incredible, high-fidelity acoustics." This includes new, custom-built 40mm transducers that it says offer ...

Beats has always understood the tunnel walk. Long before a ball is kicked, fans are taking note of what players are wearing. The headphones become part warm-up ritual, part outfit, part billboard – ...