Asus RS500-E9 Series User Manual page 66

3. USB 2.0 connector (10-1 pin USB9_10; USB78)
The 10-1 pin connector allows you to connect a USB 2.0 module for additional USB
2.0 front or rear panel ports. The 4-pin USB (Universal Serial Bus) Type-A port is
available for connecting USB 2.0 devices. These USB connectors comply with USB 2.0
specification that supports up to 480 Mbps connection speed.
4. USB 3.0 connector (20-1 pin USB3_34; 4-pin Type-A USB3_5)
The 20-1 pin connector allows you to connect a USB 3.0 module for additional USB 3.0
front or rear panel ports. The 4-pin USB (Universal Serial Bus) Type-A port is available
for connecting USB 3.0 devices.
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Chapter 4: Motherboard Information