• Dimension27.6mm*21.6mm*2.6mm
• Operation temperature-30℃～+70℃

M660 R2 is a kind of open CPU GSMGPRSindusstrial wireless module, offer available CPU recourses and wealth hardware interfaces. It has high-quality voice, SMS, data service and other functions. It is widely used in different kinds of industrial and commercial fields. Special EMIEMC design, still as steady as a mountain with bad electromagnetic environment

• Dimension27.6mm*21.6mm*2.6mm
• Operation temperature-30℃～+70℃

M660 R2 is a kind of open CPU GSMGPRSindusstrial wireless module, offer available CPU recourses and wealth hardware interfaces. It has high-quality voice, SMS, data service and other functions. It is widely used in different kinds of industrial and commercial fields. Special EMIEMC design, still as steady as a mountain with bad electromagnetic environment