This cable connects a PC or laptop (USB side) to a Skywatcher AZ mount for auto-guiding, specifically designed for use with Skywatcher AZ mounts; compatibility with other devices is not guaranteed. USB to RJ12/6P6C interface cable replaces the hand control box cable, allowing direct connection between the mount and PC via EQMOD. Built-in chip supports Windows 7/8/10/XP and Linux operating systems. Connects directly to the AZ mount with a single cable. Operating system support includes: Windows 10, Windows 8.1 (32/64-bit), Windows 8 (32/64-bit), Windows 7 (32/64-bit), Windows Vista (32/64-bit), Windows XP, Windows Server 2012, Windows Server 2008 (32/64-bit), Windows Server 2003 (32/64-bit), Windows ME, Windows 98, Linux, macOS, OS X, OS 9, OS 8, .NET Framework (version 4.2 and above), Windows RT. Note: If your operating system does not automatically install the required drivers, you may need to manually download and install them from ftdichip.com/FTDrivers.htm. For driver installation assistance, refer to the guide at ftdichip.com/Support/Documents/InstallGuides.htm. Advantages of using this cable: 1. Enables PC control of the telescope for improved precision and ease of use. 2. Faster operation compared to using a hand controller. 3. Provides visual assistance when locating celestial objects. 4. Allows planetarium software to identify unknown objects. 5. Essential for long-exposure astrophotography. Color: Black Material: PVC and metal Cable length: Approximately 1.8 meters Package Contents: 1 x EQMOD Cable Note: The actual product color may vary slightly due to lighting and display differences. Size measurements may vary by +/- 1-3 cm.