Payment & Security
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.
Restore crystal-clear calls, accurate video audio, and reliable voice commands with the Samsung Galaxy S21 Ultra Bottom Microphone Replacement. This direct-fit module is designed to address the quiet or muffled sound, audio dropouts in video recordings, and unresponsive voice commands that plague a degraded bottom microphone.
What makes this replacement stand out
- Direct-fit replacement engineered to drop straight into your Galaxy S21 Ultra without custom adapters or extra parts, reducing installation time and potential fit issues.
- Targeted fix for core audio problems specifically resolves poor call quality, muffled voices, and issues with voice-activated features, so you can rely on clear conversations and accurate commands again.
- Long-term reliability built to withstand regular handling during calls and recordings, helping extend the life of your device’s audio system.
- Versatile use ideal for DIY repair enthusiasts, professional technicians, or if you simply want a proactive fix to regain pristine sound on your S21 Ultra.
Real-world use cases
- During everyday phone calls when you’re on the move, ensuring your voice comes through crisp and strong for the listener on the other end.
- When recording videos, providing clear on-camera audio that doesn’t rely on external mics or post-production fixes.
- With trusted voice commands and assistants, so your Galaxy S21 Ultra responds promptly without repeated prompts.
Why customers choose this replacement
- Compatibility designed specifically for the Samsung Galaxy S21 Ultra, delivering a precise fit and proper acoustics.
- Cost-effective alternative to dealership servicing, delivering a practical solution that minimizes downtime.
- Time-efficient purchase paired with Quick Fix Mobiles Parramatta’s same-day pickup before 12pm or fast Australia-wide shipping, so you’re back in action quickly.
For best results, rely on a careful, hands-on replacement or seek professional installation if you’re not comfortable with internal phone repairs. The bottom microphone replacement is a focused fix that tackles the root cause of audio-related issues, helping your S21 Ultra function as intended again.

