Check the listing for details. USB PC RJ12 Interface Cable 7m for Meade LX200, LX400, LX600. Condition: New. Listed at 39.00 USD. Meade LX200 RJ12 USB PC Interface Cable allows you to connect the LX200, LX400, LX600 Autostar II keypad to the USB port of a PC or laptop using the Meade software, available for free download. It is designed to control your computerized telescope from a laptop or PC through various planetarium programs, it is connected to the USB port of the computer and to the RS232 port (RJ12 connector) located on the MEADE LX200 mount. Unlike the standard Meade # 507 cable, for Meade LX200 RJ12 USB PC Interface Cable, a serial port adapter is not required. Also, instead of this cable, you can use wireless adapters AutoFiLX200 https://www.ebay.com/itm/133956950825 or AutoBtLX200 https://www.ebay.com/itm/133956952981 Meade LX200 RJ12 USB PC Interface Cable is used with telescopes Meade LX200, LX400, LX600 and other models. Connecting a computer to your telescope will also allow you to move the telescope from different planetarium programs! Today, there are many programs available that not only display the night sky, as it appears on any chosen observation night, but this will allow you to send your telescope to any object on the screen at the touch of a button. To use the adapter, you need first to install Meade LX200 RJ12 USB PC Interface Cable driver. CHARACTERISTICS: Compatibility: Windows x64 / x86 Driver XP / Vista / 7/8 / 10 /11 Cable length: 7 meters. In order to improve the quality of the product, the manufacturer reserves the right to make changes to the design and equipment without notifying users. You can also buy such cable by the length of 3 meters https://www.ebay.com/itm/133967837445