Acoustic Research - AR-AC71A - Impedance Headphone Adapter (Ships Next Day)
The ARAC71A impedance headphone improves any "ultra" sensitive/low impedance earphones when paired with a 'high output impedance' headphone amp to achieve proper impedance matching and damping factor.
Compatible with the ARM2 & ARM20
Works with low impedance headphones
Short 2-inch cord
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