Sound Deprivation Headphones Williams AV HED-027 Heavy-Duty Folding Mono Headphones Williams Sound Folding Headphones Brake Pad Wear Sensor for BMW 325 1986-1988 318i 318is 325e 325i Front or Rear ; Quantity. More than 10 available ; Item number. 396191064664 ; Brand. Unbranded Sensitivity 96 dB at 1kHz. Williams Sound Pocketalker Pro Personal Amplifier With Folding Headphone H27;sku=ws Pktpro1 H27;s=121;p=ws Pktpro1 H27 Features. Sensitivity 96 dB at 1kHz Item Weight - 1 lbs. Deluxe heavy duty folding headphone with 3.5 mm. mono plug. 16 O 39 in. cord Williams Sound Williams Sound HED 027 HED 027 Heavy Duty Folding...