iOptron RS232 to RJ9 serial cable is used for firmware upgrade (hand controller and/or control boards), mount computer control, or Wi-Fi adapter connection for some mounts. This cable may be needed for the following iOptron mounts:

• CEM60/CEM60EC/CEM70/CEM70EC
• AZ Mount Pro
• iEQ45 Pro and iEQ30 Pro
• CEM25/CEM25EC
• ZEQ25
• SmartEQ/SmartEQ Pro/SmartEQ Pro+
• CubePro with 8408 HC
• Cube-II
• SkyGuider Pro (hand controller firmware upgrade only)

The cable may not be compatible for other brand mounts.