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The MP3 Trigger board is a versatile, low-cost, low-power embedded audio unit that plays MP3 tracks directly from a microSD flash card with up to 192kbps stereo playback.
| Connectivity Technology | Serial, SD card, Audio (3.5mm) |
| Compatible Devices | Headphone |
| Smart Home Compatibility | Not Smart Home Compatible |
| Color | Red |
| Brand | SparkFun |
| Model Name | MP3 Trigger |
| Built-In Media | 3.5 mm audio jack |
| Manufacturer | SparkFun Electronics |
| UPC | 845156003006 |
| Mfr Part Number | WIG-13720 |
| Model Number | WIG-13720 |
| Unit Count | 1 Count |
| Included Components | 3.5 mm audio jack |
| Number of Items | 1 |
| Item Weight | 0.2 lbs (90 grams) |
Ideal for setting up sound effects or music in events, providing easy track selection and transport controls.
Useful for instructional purposes, allowing teachers to play audio clips or music via simple triggering methods.
Perfect for hobbyists building custom projects requiring audio playback with multiple trigger options and volume control.
Not suitable for those seeking simple music playback without technical setup or trigger complexities.
SparkFun MP3 Trigger - 18 Trigger inputs to Alternate Functions Random & sequential Track Selection Transport Controls Even Volume up/Down Real-Time Volume Control Full-Duplex Serial Control
The SparkFun MP3 Trigger has emerged as a popular choice for hobbyists, particularly those involved in creative projects like escape rooms. Users praise its functionality, noting that it effectively handles a wide range of audio triggering scenarios with 18 inputs allowing for diverse track selection, including both random and sequential play modes. The device is appreciated for its straightforward setup process, though it does require a basic understanding of wiring and SD card management. Many users, such as one who has utilized up to 12 units, report solid performance when it comes to reliability, particularly when encoding MP3 files at 192kb/s, where the playback is stable without audio artifacts. However, not all experiences have been positive. Some customers faced issues with defective units upon delivery, and requests for replacements also led to malfunctioning products. Additionally, comparisons with similar devices like the Wav Trigger indicate that while the MP3 Trigger excels in playing single tracks efficiently, it may lack some versatility offered by its competitors, especially regarding multiple simultaneous track playback. Overall, the SparkFun MP3 Trigger is a well-received product that meets the needs of many DIY project enthusiasts, even if some users have reported quality control concerns with specific units. **
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