The HKD ISD1820 Voice Recorder/Playback Module is a compact and easy-to-use device designed for recording and playing short audio messages. Equipped with an onboard microphone and Flash memory, it allows up to 10 seconds of high-quality voice recording that can be played back with clear, natural sound.
This versatile module supports different playback modes including looping, jog playback, and single-pass play, making it suitable for DIY electronics, learning projects, and even promotional or interactive applications. It can directly drive an 8 0.5W speaker, eliminating the need for an external amplifier for small-scale audio output.
Designed for flexibility, the ISD1820 module can be controlled via onboard buttons or through a microcontroller using its I/O pins, making it a great choice for both beginners and advanced electronics enthusiasts. With built-in Flash memory, it ensures data retention for up to 100 years and supports up to 100,000 erase/record cycles.
Features & Specifications:
- Recording Time: Up to 10 seconds (adjustable between 8-20s with onboard resistor).
- Sound Quality: Clear, natural voice playback.
- Playback Modes: Looping, jog play, and single-pass play.
- Control Methods: Onboard buttons or microcontroller I/O control.
- Buttons Functions:
REC: Hold to record, release to stop.
PLAYE: Play once from start to end.
PLAYL: Play as long as the button is held (loop mode). - Speaker Support: Directly drives 8 0.5W speaker.
- Power Supply: 3V - 5V DC.
- Memory Type: Embedded Flash with 100-year retention.
- Durability: 100,000 erase/record cycles.
The HKD ISD1820 is an excellent solution for projects requiring compact, reliable, and reusable audio recording and playback functionality. Perfect for DIY electronics, interactive systems, learning kits, and audio-enabled devices.
What's in the box
1 x HKD ISD1820 Voice Recorder Module - 10s Record/Playback with Mic & Speaker
