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Amazon.com: Williams Sound Deluxe Rear-wear Mono Headphones, Adult Size, 20-20kHz Frequency Response, 16 Ohms Nominal Impedance, 108 dB Sensitivity : Electronics
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Amazon.com: Williams Sound Deluxe Rear-wear Mono Headphones, Adult Size, 20-20kHz Frequency Response, 16 Ohms Nominal Impedance, 108 dB Sensitivity : Electronics
![Amazon.com: Williams Sound Deluxe Rear-wear Mono Headphones, Adult Size, 20-20kHz Frequency Response, 16 Ohms Nominal Impedance, 108 dB Sensitivity : Electronics Amazon.com: Williams Sound Deluxe Rear-wear Mono Headphones, Adult Size, 20-20kHz Frequency Response, 16 Ohms Nominal Impedance, 108 dB Sensitivity : Electronics](https://m.media-amazon.com/images/I/61+RfBIEpgL._AC_UF1000,1000_QL80_.jpg)