Features: Widely compatible: suitable for multiple small satellite receiver such as for AR6210, AR8000, AR9020, etc. Highly performances: Provides stable reception signal and precise data transmission to ensure aircraft safety. Small size design: Small in size, easy installation on aircraft, not occupy too much space. Stable Connection: Provides stable signal connection, effectively avoiding signal loss and interferences issue. Convenient to use: The R601X comes with a pairing key, which allows you to hold down the pairing key and use the remote to pair frequency, making it very convenient. Specifications: Material: ABS Standard: supports DSM2 automatic retrieval Frequency band: 2.4GHz Distance: 500M Voltage: 3.3V Name:RM601X Channel: 7-Channel output Modulation: DSM2 Remote Controlled Distance:500M Compatibility (Spectrum and JR DSM2): DX6I,DX7,DX8,DSX7,DSX9DSX11 Note: Please allow 1-2cm errors due to manual measurement. Please allow for slight color differences due to different display resolution. Package includes: 1x Satellite Receiver with Code Switching Button Kit