- Ø8 Metal Indicator
 - Ø12 Metal Indicator
 - Ø16 Metal Indicator
 - Ø19 Metal Indicator
 - Ø22 Metal Indicator
 - Ø8 ~Ø10 Metal Push Button Switch
 - Ø12 Metal Push Button Switch
 - Ø16 Metal Push Button Switch
 - Ø19 Metal Push Button Switch
 - Ø19 Buzz Metal Push Button Switch
 - Ø22 Metal Push Button Switch
 - Ø25 Metal Push Button Switch
 - Ø28 Metal Push Button Switch
 - Ø30 Metal Push Button Switch
 - Ø40 Metal Push Button Switch
 - Ø12 Plastic Push Button Switch
 - Ø16 Plastic Push Button Switch
 - Ø22 Plastic Push Button Switch
 - Other Plastic Push Button Switch
 - Custom Symbol
 - Custom Products
 
            
            
            SPECIFICATION
| NO. | Item | Unit | EM3015-42 | Condition | 
|---|---|---|---|---|
| 1. | Sensitivity | dB | -42 | 0dB=1V/Pa at 1kHz  | 
		
| 2. | Output impedance | KΩ | 5.5Max. | f=1kHz | 
| 3. | Current Consumption | µA | 500 Max. | VCC =2.0V, RL=2.2KΩ  | 
		
| 4. | Signal to Noise Ratio | dB | 55Min. | at 1kHz S.P.L=1Pa (A-Weighted Curve)  | 
		
| 5. | Decreasing Voltage | dB | -3Max. | VCC=3.0V to2.0V | 
| 6. | Operating Voltage | V | 1.4~5 | |
| 7. | Maximum input S.P.L | dB | 110 dB |