Specifications

• Atmel ATmega644p RISC CPU @ 6MHz
• VLSI VS1011E MP3/WAV Decoder
• Decodes MPEG 1 & 2 audio layer 3 (ISO 11172-3), WAV and PCM files
• Supports bitrates up to 128kbit/s and VBR (variable bitrate) for MP3
• High-quality stereo DAC with no phase error between channels
• Stereo earphone driver capable of driving a 30Ohm load
• Active de-click circuit
• SDcard removable storage device, on SPI
• RS-232 Interface
• Remote controlled via RS-232 and discrete digital inputs
• 4 optically coupled digital inputs, 24V level
• 1 open-drain BUSY output
• Onboard programmability with 2 switches and LED
• Operating Voltage: 5...32VDC
• Mechanical dimensions: 50 x 80 mm