The Azden EX-505U is a unidirectional lavalier microphone for use with WM-PRO transmitter order as AZEX505UH for use with the 41BT transmitter.
| Transducer | Condenser |
| Polar Pattern | Unidirectional |
| Frequency Response | Approximately 40 Hz - 18 kHz |
| Dynamic Range (Typical) | Not Specified by Manufacturer |
| Signal-to-Noise Ratio | Not Specified by Manufacturer |
| Maximum Input Sound Level | Approximately +/- 93dB |
| Power Requirements | Microphone Gets its Power from Wireless Transmitter |
| Output Impedance | 250 Ohms |
| Output Connectors | 1/8" (3.5 mm) Mini-Jack Connector |
| Case | Case Not Included |
| Pad | None |
| Low Frequency Roll-Off | None |
| Applications | Lectures, Wireless Videography |
| Dimensions | Not Specified by Manufacturer |
| Weight | Not Specified by Manufacturer |