1. Introduction
The Acesonic MP 703 Dynamic Microphone is designed for vocal applications, offering clear sound reproduction. This manual provides essential information for the proper setup, operation, and maintenance of your microphone.

Figure 1: Acesonic MP 703 Dynamic Microphone. This image displays the microphone from the front, highlighting its grille and the Acesonic MP-703 branding.
2. Product Features
- Dynamic Microphone: Engineered for robust vocal performance.
- On/Off Switch: Conveniently located on the microphone body for quick control.
- Anti-Roll Design: Features a multi-faceted ring to prevent the microphone from rolling on flat surfaces.
- XLR Connectivity: Standard XLR connector for broad compatibility with audio equipment.
- Included Cable: A 14-foot cable is provided for immediate use.
3. Setup
- Unpack Components: Carefully remove the microphone and its accessories from the packaging.
- Connect Cable: Insert the XLR end of the provided 14-foot cable into the microphone's base. Ensure a secure connection.
- Connect to Audio System: Plug the other end of the cable into your compatible audio mixer, amplifier, or karaoke machine.
- Position Microphone: Place the microphone on a stand or hold it as desired for your performance. The anti-roll ring helps stabilize it on flat surfaces.

Figure 2: Acesonic MP 703 Dynamic Microphone with included 14-foot cable. This image shows the microphone connected to its cable, ready for use.
4. Operating Instructions
- Power On/Off: Locate the ON/OFF switch on the microphone body. Slide the switch to the "ON" position to activate the microphone. Slide it to "OFF" when not in use to prevent unintended sound capture or feedback.
- Volume Control: Adjust the volume level through your connected audio system (mixer, amplifier, etc.). The microphone itself does not have a volume control.
- Optimal Placement: For best sound quality, hold the microphone approximately 2-6 inches from your mouth. Experiment with distance to find the ideal balance for your voice and environment.
5. Maintenance
- Cleaning: Use a soft, dry cloth to clean the exterior of the microphone. Do not use liquid cleaners or solvents.
- Storage: When not in use, store the microphone in a dry, dust-free environment. Avoid extreme temperatures and humidity.
- Cable Care: Avoid sharp bends or kinks in the microphone cable to prevent damage. Coil the cable loosely for storage.
- Handling: Handle the microphone with care. Avoid dropping it or subjecting it to strong impacts, as this can damage internal components.
6. Troubleshooting
If you encounter issues with your Acesonic MP 703 microphone, please refer to the following common solutions:
- No Sound Output:
- Ensure the microphone's ON/OFF switch is in the "ON" position.
- Verify that the microphone cable is securely connected to both the microphone and the audio system.
- Check the volume levels on your audio system.
- Test the microphone with a different cable or audio input if possible.
- Distorted Sound:
- Reduce the input gain or volume on your audio system.
- Ensure you are not holding the microphone too close to your mouth or speaking/singing too loudly directly into it.
- Feedback (High-pitched squeal):
- Move the microphone further away from speakers.
- Reduce the overall volume or microphone gain on your audio system.
- Adjust the position of the microphone relative to the speakers.
7. Specifications
| Model Number | MP 703 |
| Brand | Acesonic |
| Type | Dynamic Microphone |
| Form Factor | Handheld |
| Polar Pattern | Hyper Cardioid |
| Frequency Response | 60Hz - 13,000 Hz |
| Impedance | 400 ohms |
| Sensitivity | -74dB +/- 3dB |
| Sound Pressure Level (SPL) | More than 130 dB |
| Signal-to-Noise Ratio | 74 dB |
| Connectivity Technology | XLR |
| Connector Type | XLR |
| Power Source | Corded Electric |
| Compatible Devices | Karaoke Machine |
| Item Weight | 1.15 pounds |
| Product Dimensions (L x W x H) | 2.2 x 13 x 6 inches |
| Included Components | Microphone, 14-foot cable |
8. Warranty and Support
Specific warranty information for the Acesonic MP 703 Dynamic Microphone is not provided in the available product data. Please refer to the product packaging or contact Acesonic customer support for details regarding warranty coverage and technical assistance.
For further support, visit the official Acesonic website or contact your retailer.





