| Icom HM-243 
 
   SPECIFICATIONS
| Type: | Speaker-microphone with function buttons |  
| Frequency response: | ? Hz (-6 dB) |  
| Sensitivity: | ? dB (? Hz, ? cm) |  
| Output level: | ? mV |  
| Output impedance / connector: | Microphone: ? ohm / 4-pin (2.5 mm) Speaker: ? ohm / 3-pin (3.5 mm)
 |  
| Power supply: |  |  
| Current drain: |  |  
| Dimensions (W*H*D): | ? mm (?") |  
| Weight: | ? g (? oz) |  
| Manufactured: | 2020-202x |  
| Other: |  |  
| Related documents: |  |  
| Modifications and fixes: |  |  
| Reviews: |  |  
| Applicable radios: | IC-705 IC-905
 and possibly other radios...
 |  |