New, Unopened ★ SONY MDR-CD900ST Sony Closed-Back Headphones ★ Fast Shipping
★ Brand new, unused, and unopened. SONY closed-back dynamic headphones. Professional studio monitor wired headphones.※ No price negotiations. Ships within 24 hours.★ Latest lot purchased in May 2025 from a consumer electronics retailer. Genuine Japanese product.★ A high standard in the music industry, loved by numerous recording studios. This is the sound artists listen to.■ JAN code: 4901780586080■ Body weight: Approximately 200g (excluding cord)■ Type: Over-ear■ Connection terminal: φ6.3mm standard plug■ Sensitivity: 106dB/mW■ Frequency response: 5~30000Hz■ Maximum input: 1000mW■ Impedance: 63ΩMDR_CD900ST headphones