- High/Low Power Switchable. The radio can be switchable for both low power 0.5 watts and high power 2 watts. When talk range is small, the radio can be switched to low power to save battery.
- 25KHz/12.5KHz Switchable. Different channel spacing 25KHz/12.5KHz is optional to confirm with the regulations of different countries.
- VOX Function. Hands-free operation is available when VOX function is turned ON.
- Channel step (5K/6.25K/10K/12.5K/25K). Different channel steps 5K/6.25K/10K/12.5K/25K is optional to confirm with the different need.
- PC Programming. Frequency and various features can be set by PC programming software.
- Emergency Alert. Press the preset emergency key to emit emergency alarm, or send ENI or background noise to pre-defined person.
- LED Flashlight. UV-3R with Strong LED Flashlight.
- CTCSS / CDCS. Unique CTCSS /CDCSS is useful to setup group users to avoid unwanted conversations on the same channel.
- FM radio. It is very easy to use the radio to receive the frequency range :88-108 MHz
- 1750Hz Burst Tone. UV-3R has 1750Hz Signal