Sony MDR-7502 Headphones - For clear, high-quality sound reproduction in a closed-ear design, Sony's MDR-7502 Headphone features gold connectors, an oxygen--free cord, and a frequency response of 60 Hz to 18 kHz. And a 30 mm driver unit provides clear, high quality sound reproduction at an affordable price.

Sony MDR-7505 Professional Headphones - The MDR-7505 provide a practical solution for high quality headphone monitoring in noisy environments. Designed using the highest grade materials. All models fold to a convenient compact size.  The MDR-7505 is a compact, sealed-ear, professional stereo headphone, designed for professional DJ and studio use.

Sony MDR-7506/1 Stereo Headphone (0-20.000 Hz) - Sony’s range of professional headphones are engineered for a combination of strength, comfort and practicality, and are used daily in broadcast & recording studios worldwide.

SONY PROFESSIONAL  MDR-7509HD
Professional closed headphones. For those who listen for a living Sony MDR-7509/1 professional headphone - The MDR-7509/1 represents the latest in headphone design & materials technology. With an incredible 3,000 mW power handling capacity, the MDR is the perfect studio monitoring headphone, capable of delivering a high SPL & dynamic range. The 50mm amorphus diamond driver creates transparent, powerful sound, with the security of perfect isolation.