KOSS PRO 4AAA Plus Professional Headphones Vintage 1975 RARE WORK GOOD LOOK!
The Koss Pro 4AAA are high-fidelity studio headphones that were popular in the 1970s and 1980s, especially among audio professionals. Here are their technical specifications:
• Type: Closed-back, circumaural headphones
• Frequency response: 16 Hz – 22 kHz
• Impedance: 250 ohms
• Sensitivity: Approximately 95 dB SPL
• Driver: Dynamic with Mylar diaphragm
• Connector: 6.3 mm (1/4’’) jack
• Cable: Coiled, single-sided
• Weight: Approximately 620 g
They are known for their sturdy construction and accurate sound, although their weight and high impedance may require a powerful amplifier to fully utilize their potential.
KOSS PRO4AAA Auriculares Profesionales para Estudio PRO4AAA Vintage 1975, garantía de la fábrica de por vida. Considerado uno de los Headphones mejores del mundo.
a Vintage Original KOSS Pro-4AAA Studio Quality Headphones.
These headphones with little wear and still sound great.
