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9pin RS232 USB 2.0 to 4 Port Serial DB9 COM Controller Connectors Adapter Hub
Specifications:
- Certification: NONE
- Standard: USB 2.0
- Ports: 4
- Package: No
- Origin: CN(Origin)
- Length: 150cm
- Interface Type: USB 2.0
- Funtion: None
- Free shipping
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