System Requirements: OS: Windows 98/2000/NT/XP Hardware: Intel pentsum 600 or above; 32MB AGP-3D Graphics Card; 128MB RAM; 10GB HDD or above; 52X CD-ROM. Specifications: Input: 4-8 channel PPM signal Model: FS-SM100 Support: FMS Software, etc Free Download FMS Software Web: flying-model-simulator.com. Support: USB HID 1.1 specification Cable Length: 1.5M Net weight: 87g Gross weight: 97g Item Includes: 1 x USB FMS Simulator Cable 2 x Adapter Cables