Expansion Shield X400 for Raspberry Pi B+/2B/3B/4B (DFR0449)
Discontinued Raspberry Pi audio HAT using a TI PCM5122 32-bit/384 kHz DAC (playback up to 24-bit/192 kHz, 112 dB SNR), TI TPA3118D2 Class-D amplifier (2×20 W into 4 Ω), and TI TPA6133A headphone amp. Accepts 6–24 V DC; outputs via RCA, 3.5 mm jack, and speaker terminals.
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Shield
Add-ons
271 other optionsAbout 270 add-ons across Pi HATs, Arduino shields, and FeatherWings. The same function — motor control, PoE, display — usually ships once per host connector family. Get the host board right first.
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