Frequency range: VHF136-174MHz UHF400-520 (MHz)
 

 Theoretical communication distance: 5 (km)
 

 Communication type: No card
 

 Frequency range: 136-174/400-520MHZ (MHz)
 

 RF output power: 5/8 (W)
 

 Number of channels: 128 (number)
 

 Theoretical communication distance: 5-10 (km)
 

 Working voltage: 7.4 (V)
 

 Frequency stability: 5 (ppm)
 

 Battery type: Lithium battery
 

 Theoretical battery life: 2500 (h)
 

 Monitoring function: Yes
 

 Dimensions: 110*58*32 (without antenna) (mm)