 
                                
                            Headworn microphone
| WH-4000A | WH-4000H | |
|---|---|---|
| Power source | supplied from beltpack unit | supplied from beltpack unit | 
| Microphone type | Electret condenser | Electret condenser | 
| Directivity | Unidirectional | Unidirectional | 
| Cord length | 1.3 m | 1.3 m | 
| Finish | Stainless steel, Synthetic rubber, black | Stainless steel, Synthetic rubber, black | 
| Weight | 50 g | 50 g | 
| Connection | 3.5 mm mini plug | 3.5 mm mini plug | 
| Max. input level | 120 dBSPL | 120 dBSPL |