This TX module is based on open source Express LRS which is an open source long range system which is a very popular low latency and high refresh rate RF module for RC Airplane and FPV Racing. Its main hardware architecture is ESP32 and SX1280 RF chip.
This is special promotional offer which offers 1 x module and 2 x receivers at a discount price.
Regulatory Domain: ISM2400
JR standard 5pin socket
Frequency Range: 2400 MHz to 2500 MHz
Maximum receive refresh rate: 500Hz
Minimum receiver refresh rate: 25Hz
RF Output Power: 10dBm~24dBm
Power supply voltage: 5v~16v
Details about receiver can be found here.
QK24 JR A x 1
QK ELRS NANO Receiver with ufl x 2
Flashing instructions for TX and RX: