Pads Reduce Phone Pressure. (Jun, 1949)
These actually look a lot like modern headphones.
Pads Reduce Phone Pressure.
This new lightweight headset manufactured by Telex, Inc., Minneapolis, reduces ear fatigue by eliminating pressure on them. The two receivers rest on the sides of the head and sound is piped through plastic earpieces, which are individually adjustable. The set includes a volume control.
