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Keyboards are perfect for many DIY electronics projects because they are relatively inexpensive
Compact size: 20*12mm
The main difference is the USB-to-serial interface chip
so we give you a tiny little prototyping area
It's Adafruit's top pick for powered speaker builds that need clean
TPA2012 Stereo Audio Amplifier 2.1W Class-D - Adafruit 1552 dc motor hat Keyboards are perfect for manyCompact Stereo 2. 1W Class D Amplifier TPA2012 The TPA2012 Stereo 2. 1W Class D Audio Amplifier is a tiny, efficient breakout from Adafruit that outputs 22. 1W into 4 speakers. It runs on 2. 55. 5V, making it perfect for battery powered projects, wearables, and embedded audio systems where space and power consumption are at a premium. Technical specifications Chip TPA2012D2 (Texas Instruments) Output Power 22. 1W (4, 5V) Channels 2 (stereo) Supply
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