Notice This item was upgraded in new wireless Version All backorders would be sent in this new version If you don t want this new version pls contact us to make refundment 2019 01 08 Specification Item Name USB Dongle Wireless SimulatorUsage Compatible for Flysky Esky Radiolink and etc radio transmitterLanguage English and ChineseFeatures This fpv simulation modul is designed for you to link both your computer and your flight controller You can enjoy your flight and improve your skill of fpv racing to prevent crashing in the actual fpv racing Suitable for the remoter ctroller which having same connector with the dongle cable such asFlysky Esky Radiolink and etc Remote Controller Package Included 1x Wireless Simulator3x Cable