Adafruit Audio FX Mini Sound Board - WAV/OGG Trigger - 2MB Flash : ID 2342 : $14.95 : Adafruit Industries, Unique & fun DIY electronics and kits
Amazon.com: Pyle Professional Audio Mixer Sound Board Console System Interface 4 Channel Digital USB Bluetooth MP3 Computer Input 48V Phantom Power Stereo DJ Studio Streaming FX 16-Bit DSP Processor - PMXU43BT.5 :
FN-BC04 Triggerable MP3 Sound Board with 15W Class D Amplifier
Soundboard - Download
EXP Soundboard ~ Simple Soundboard With Hotkeys | The Audio File
G-mark Mg16mp3 Professional 16 Channel Digital Bluetooth Phantom Power Sound Board Audio Mixing Console With 24 Bit Spx Effects & Usb Soundcard, Black : Target
Arduino Halloween MP3 Soundboard - One Guy, One Blog
Amazon.com: Depusheng DX8 Professional Mixer Sound Board Console 8 Channel Desk System Interface Digital USB MP3 Input 48V Phantom Power Stereo DJ Studio FX Steel Chassis,Black Bluetooth USB Audio Mixer for PC :