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I will create esp32 voice recorder with sd storage wifi ap and file manager
PCB Design and Embedded Systems Specialist
HELLO, i'm Charles Keefer, a dedicated PCB Design and Embedded Systems Specialist helping startups and companies transform ideas into production ready electronic products. I deliver reliable, optimize...
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HELLO AND WELCOME,
Create ESP32 Voice Recorder with SD Storage, WiFi AP and File Manager
Looking for a professional engineer to develop a custom ESP32 voice recorder with SD card storage and wireless file access? I design complete embedded hardware and firmware solutions for voice recording devices, portable audio products, IoT recorders, and smart embedded systems tailored to your requirements.
What I offer
- ESP32 voice recorder hardware design
- Custom PCB schematic and layout
- SD card audio storage integration
- WiFi AP with web file manager
- Microphone and audio circuit integration
- Embedded firmware development
- Battery and power management design
- Gerber, BOM, and manufacturing files
Why choose me?
I focus on reliable embedded designs, clean PCB layouts, optimized firmware, and production ready documentation with clear communication throughout your project.
Contact me before placing an order and let's build a custom ESP32 voice recording device that matches your exact hardware and firmware requirements.
FAQ
Can you design a custom ESP32 voice recorder PCB?
Yes. I can design a complete custom ESP32 voice recorder PCB with microphone input, SD card storage, power management, and the required peripherals.
Can you develop the firmware too?
Yes. I can develop embedded firmware for audio recording, SD card storage, WiFi Access Point mode, and web based file management.
Can the recorder work without internet?
Yes. The ESP32 can create its own WiFi Access Point, allowing a phone or computer to connect directly to the recorder without an external internet connection.
Can I access and manage recordings from my phone?
Yes. I can implement a web based file manager for viewing, downloading, deleting, and managing recorded audio files.
Can you design the battery and charging circuit?
Yes. I can design battery charging, protection, voltage regulation, and power management circuits for portable operation.
