| EARPHONE ELEMENT TYPE | MAGNETIC |
| EARPHONE IMPEDANCE RATING | 250.0 OHMS MINIMUM AND 300.0 OHMS MAXIMUM |
| EARPHONE QUANTITY | 1 |
| CONNECTOR NAME | PLUG |
| CONNECTOR TO JUNCTION CORD LENGTH | 3.750 FEET |
| DC RESISTANCE RATING IN OHMS | 40.0 MINIMUM AND 100.0 MAXIMUM |
| FREQUENCY RATING | 300.0 HERTZ MINIMUM AND 4.0 KILOHERTZ MAXIMUM |
| FSC APPLICATION DATA | COMMUNICATION EQUIP. |
| IMPEDANCE RATING | 40.0 OHMS MINIMUM AND 240.0 OHMS MAXIMUM |
| MICROPHONE ELEMENT TYPE | CARBON |
| MICROPHONE MOUNTING FACILITY | BOOM ATTACHED TO HEADBAND |
| MOUNTING METHOD | SUSPENDED ON HEADBAND EARPHONE |
| OPERATING CURRENT RATING | 35.0 MILLIAMPERES NOMINAL |
| SPECIAL FEATURES | CLIP INCLUDED |