Connecting the module to the control panel: Install the module in the rear port of the control panel (the control panel must have a slot for connecting Micro-type format modules (suitable consoles include; Tx12, Boxer...) Go to the remote control settings using the button, select the second tab and find the ExternalRF item at the very bottom of the settings, set the CRSF protocol (mode). After that, the module activate and begin to glow, which means that the module is connected to the control panel. Setting up the module using the remote controller: To configure the module and further pair it with the aircraft, you need to go to the ExpressLRS settings by pressing the SYS button and selecting the ExpressLRS tab. Packet Rate - setting the delay. It is recommended to set this item to 50Hz(-115dB) (this setting increase the control delay (not much), but significantly improve the stability of the signal). TX Power - Transmitter module power, set depending on the task. Max power 1W. WiFi Connectivity - Wifi sharing mode, for flashing the module. Bind - Pairing the module with the receiver. (Settings can be changed or customised, depending on the operating conditions). MCU:STM32 RFIC:SX1276 Power:8V-28V(2-6S) Frequency :720-750MHz Transmitter power: 34 dBm (2.5W) Control Distance: 10 km Refresh Rate:25Hz-250Hz Antenna Connector:SMA (The product printed words depending on the batch, but this does not affect use) Color:As Shown Material:ABS Package Contents: 1set * transmitting module Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.