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Koss ESP-9

Electrostatic Stereophones (1969)

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Koss ESP-9

Specifications

Type: electrostatic headphone

Frequency Response: 15Hz to 15kHz

Total harmonic disortion: 0.2%

Impedance: 4-16Ω

Accessories: E-9 energizer

Cord Length: 200cm

Weight: 19ozs

Year: 1969

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Stereophones

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