Frequency range: VHF 136-174MHz， UHF 400-480MHz
Step frequency: 5 / 6.25 / 10 / 12.5 / 20 / 25KHz
Work temperature: -20 centigrade degrees to +60 centigrade degrees
Work way: Different / same frequency signal work
Transmitter electric current: No more than 1200mA
Receiver electric current: No more than 400mA