Sony MDR-CD380

High Quality Closed-Front Open-Back Headphones create a wide and open sound stage and are ideal for use with all digital sound sources, from Sony Walkman® personal stereo players to Hi-Fi stereo components
40mm drivers are larger than most headphones for deeper bass, lower distortion and wider dynamic range; frequency response extends down to a low 10Hz
Aura-Nomic design and virtual shaft mechanism in the headphone housing positions the earpads in accord with angle of the head, for a stable and comfortable fit
Wide Frequency Response 10Hz-25kHz spans frequencies above the entire audible sound spectrum
Self-Adjusting Headband for a customized fit and increased comfort
High Power Neodymium Magnet for maximum energy with minimum size; ounce for ounce, Neodymium is far more powerful than conventional Samarium Cobalt or Aluminum magnets
Gold plated stereo mini plug supplied for exceptional corrosion resistance, superb conductivity, low noise Type Closed, Dynamic
Drive Unit 40mm Dome type
Diaphragm PET
Magnet Neodymium
Impedance 40 ohms (@1kHz)
Sensitivity 104 dB
Power Handling Capacity 1500mW
Frequency Response 10-25,000Hz
Headband Self-adjusting
Cord OFC Litz cord, single-sided, 11 1/2 feet (3.5m)
Plug Gold-plated, straight stereo mini plug