This is the Foxeer latest 40CH 600mW VTx with race band which is designed for FPV race, DC7~24V input voltage, DC5V output, very good anti-interference performance, compatible design, low light, long range, ideal for race. Specifications : Transmitter Frequency(MHz) Wideband FM Modulate Video Format NTSC/PAL Output Impedance 50 Ohm Operating Voltage 7~24V Operating Temperature -10~ 85C Video Band Width 0~8.0 MHz Audio carrier Frequency 6.5 MHz Video Input Level 0.8~1.2 Vp-p Audio Input Level 0.5~2.0 Vp-p Audio Input Impedance 10K Ohm Weight 10g Antenna Connector RPSMA Connector Package Included 1 x Transmitter, 1 x Cable