New. Still factory sealed. By Koss. Color is blue. It is wired. 3.5mm plug and 4ft. Cord. Deep base response. Frequency response 80-18,000hz, 91db SPL sensitivity. The ear pieces have a foam cover.
#34
New. Still factory sealed. By Koss. Color is blue. It is wired. 3.5mm plug and 4ft. Cord. Deep base response. Frequency response 80-18,000hz, 91db SPL sensitivity. The ear pieces have a foam cover.
#34