The ASUS ROG Delta S Wireless provides convenient dual-mode wireless and integrated AI mics at $199 MSRP while the Beyerdynamic DT 1990 Pro delivers open-back studio performance with 45 mm Tesla drivers and 5-40,000 Hz response at $599 MSRP. Beyerdynamic outperforms in raw audio quality and build longevity but lacks any wireless or mic features. ASUS is the practical pick for gaming mobility; B...