Lot 1955: KOSS PRO 4AAA Professional Headphones
Estate Auction: Multiple-Estate Liquidation Roseville, CA (164) · Sold
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Archived Lot Result
- Auction
- Estate Auction: Multiple-Estate Liquidation Roseville, CA (164)
- Lot Number
- 1955
- Status
- Sold
- Hammer / Price
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- Opening Bid
- $5.00
- Accepted Bids
- 41
- Closed
- 9/14/25 7:17 PM PT
Description
1970s high-fidelity closed-back, circumaural studio headphones. Features include a frequency response of 16 Hz – 22 kHz, 250 ohms impedance, approx. 95 dB SPL sensitivity, dynamic drivers with Mylar diaphragm, and a coiled single-sided cable with 6.3 mm (1/4") jack connector. 7" across, in good condition.