Adafruit Audio FX Sound Board - WAV/OGG Trigger with 2MB Flash : ID 2133 : $19.95 : Adafruit Industries, Unique & fun DIY electronics and kits
nRF52840 USB Key with TinyUF2 Bootloader - Bluetooth Low Energy [MDBT50Q-RX] : ID 5199 : $15.95 : Adafruit Industries, Unique & fun DIY electronics and kits
Adafruit Audio FX Mini Sound Board - WAV/OGG Trigger 16MB Flash : ID 2341 : $19.95 : Adafruit Industries, Unique & fun DIY electronics and kits
Adafruit I2S Audio Bonnet for Raspberry Pi [UDA1334A] : ID 4037 : $9.95 : Adafruit Industries, Unique & fun DIY electronics and kits
Amazon.com: Micro USB B Jack to USB A Plug Round Panel Mount Adapter Adafruit 4213 : Electronics