Williams Sound HED 036 rear-wear stereo headphone with foam ear pads, in blue, silver and black. 30 mm drivers, frequency response 20 Hz to 20 kHz, 16 ohm impedance, sensitivity 108 dB at 1 kHz, 39 in cord ending in a right angle 3.5 mm stereo plug, weight 60 g. Made for mild to moderate hearing loss and compatible with the Pocketalker 2.0. Not compatible with the Pocketalker Ultra.
