25 Watts High Power Features 25W high power, enabling it to transmit a 25 miles or even further distance, the distance will be affected by the terrain, weather or buildings. *Note: To reach max 25W power, need to connect the 13.8V power supply. The voltage of a car is unstable, which will affect the power of the radio. Quad Channels Standby You can set one main channel, the other 3 channels can be monitored at the same time, no need to switch channels frequently. Impressive Long Range Talking DB2G-G easily reaches up to 25 miles in the open air, 15 miles on a mountain trail, and is very effective for camping/Off-Road/Overlanding and being able to communicate with your crew!