Product Name: Nady QH 200 Headphones Headphone 40mm drivers with a frequency range of 20 to 20 000Hz and 32O impedance rating High volume capability with 105 dB mw sensitivit
Nady QH-200 Headphones Headphone 40mm drivers with a frequency range of 20 to 20,000Hz and 32O impedance rating High-volume capability with 105 dB/mw sensitivity rating