| Astatic AST878DM 
 
   SPECIFICATIONS
| Type: | Ceramic desk microphone |  
| Frequency response: | ? Hz (-6 dB) |  
| Sensitivity: | ? dB (? Hz, ? cm) |  
| Output level: | ? mV |  
| Output impedance / connector: | Max 5000 ohm / 4-pin (Female locking ring plug) |  
| Power supply: | 9 VDC (Standard battery) |  
| Current drain: | ? mA |  
| Dimensions (W*H*D): | 110*238*140 mm (4.33*9.37*5.51") |  
| Weight: | 550 g (1.21 lb) |  
| Manufactured: | USA, xxxx-20xx |  
| Other: | New price 2017 in the US: $56.00. |  
| Related documents: | User manual (79 KB) |  
| Modifications and fixes: |  |  
| Reviews: |  |  
| Applicable radios: |  |  |