<p>This Micro TX is designed by Happymodel and based on the open source- ExpressLRS which is a very popular low latency and high re-flashed rate RF module for RC Airplane and FPV Racing. Its main hardware architecture is ESP32, ESP8285 and SX1280 RF chip. The ES24TX module is a complete solution which is already pre-load the Expresslrs firmware and it’s plug and play.</p><p><b></b></p><h4><b>Specifications:</b></h4><p><br></p><ul><li><p>Regulatory Domain: ISM2400</p></li></ul><ul><li><p>MCU:ESP32(main),ESP8285(aux,as espbackpack)</p></li></ul><ul><li><p>RF chip:SX1280IMLTRT</p></li></ul><ul><li><p>JR standard 5pin socket</p></li></ul><ul><li><p>Frequency Range: 2400 MHz to 2500 MHz</p></li></ul><ul><li><p>Maximum receive refresh rate: 500Hz</p></li></ul><ul><li><p>Minimum receiver refresh rate: 25Hz</p></li></ul><ul><li><p>RF Output Power: 10dBm~24dBm</p></li></ul><ul><li><p>Power supply voltage: 5v~10v</p></li></ul><ul><li><p>Weight: 9.5gram(without antenna）</p></li></ul><ul><li><p>Dimension: 55.5mm*39.5mm*8mm</p></li></ul><ul><li><p>Antenna gain:1.87dBi</p></li></ul><p><br></p><p>You can update firmware by ExpressLRS configurator or update the firmware via connect the Wifi hot spot of the “ExpressLRS TX Module”, visit “10.0.0.1” by browser (password:expresslrs)<br></p>