What you want to ask is what is the difference between Onda's special memory modules and ordinary memory modules? Compatibility differences and quality control differences.

1. Difference in compatibility: Onda special memory modules are specially designed for specific devices of the Onda brand and have complete compatibility, while ordinary memory modules are universal and can be applied to multiple brands. and model of equipment.

2. Differences in quality control: Onda's special memory modules undergo strict quality control and quality testing to ensure stability and reliability, while the quality control of ordinary memory modules is uneven and there are differences in quality.