| EARPHONE CONTROLLING AGENCY | JETDS |
| EARPHONE ELEMENT TYPE | DYNAMIC |
| EARPHONE IDENTIFYING NUMBER | H-79/A1C /MODIFIED/ TYPE NO. |
| EARPHONE IMPEDANCE RATING | 150.0 OHMS NOMINAL |
| EARPHONE QUANTITY | 1 |
| CONNECTOR IDENTIFYING NUMBER | DM-9702-7P PART NO. |
| CONNECTOR NAME | PLUG |
| CONNECTOR TO JUNCTION CORD LENGTH | 6.000 FEET |
| CONNECTOR CONTROLLING AGENCY | DEUTSCH MFG CO |
| CONTROLLING AGENCY | JETDS |
| FREQUENCY RATING | 0.2 KILOHERTZ MINIMUM AND 5.0 KILOHERTZ MAXIMUM |
| IDENTIFYING NUMBER | M-33/A1C /MODIFIED/ TYPE NO. |
| IMPEDANCE RATING | 150.0 OHMS NOMINAL |
| OUTPUT LEVEL RATING | 67 DB BELOW 1 MW AT 10 DYNE PER CM SQ |
| MICROPHONE ELEMENT TYPE | DYNAMIC |
| MICROPHONE MOUNTING FACILITY | ADAPTER FASTENED TO LEFT SIDE OF HEADBAND |
| MOUNTING METHOD | SUSPENDED ON HEADBAND EARPHONE |
| SPECIAL FEATURES | ONE 150 OHM IMPEDANCE TRANSFORMER FOR MICROPHONE; ONE 150 OHM IMPEDANCE TRANSFORMER FOR RECEIVER |