1. This audio kit is designed for Raspberry Pi 3 (3B+/3B), and the X10-I2S Board is connected to Pi 3 by the USB connector. Please refer to the picture shows.2. This kit is also fit for Raspberry Pi 4, but due to the change of Pi 4 USB port, the USB connector is invalid and you need to use a USB Type A to Type A cable
Raspberry Pi 4 Model B/3B+/3B HIFI DAC Full-HD Class-D Amplifier Sound
Raspberry Pi X20 Hifi Audio Kit (X20 ES9028Q2M DAC Board/ X10-I2S Board/ X10 -PWR Power Supply Board/ X10-HPAMP Amplifier(KitB) ) - Price history & Review, AliExpress Seller - Geekworm official store
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Raspberry Pi X5500 HiFi DAC+AMP Expansion Board Support X872/X710/X850 – Geekworm
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Raspberry Pi X20 XLR Hifi Audio Kit X20 XLR ES9028Q2M Board + X10 I2S Board + X10 PWR Netzteil Board Von 610,31 €
Element14 PI Face Digital I/O Expansion Board for Raspberry Pi - Green – pfdeal
RPI HIFI DAC PRO – InnoMaker English, USB TO CAN Analyzer, Raspberry Pi Solutions, Industrial Camera
Raspberry Pi X20 Hifi Audio Kit (X20 ES9028Q2M DAC Board/ X10-I2S Board/ X10 -PWR Power Supply Board/ X10-HPAMP Amplifier(KitB) ) - Price history & Review, AliExpress Seller - Geekworm official store
For Raspberry Pi 4, X5500 HiFi DAC+AMP Expansion Board Audio Card Support X872/X850/