Channel switching; long press the button for three seconds to switch channels; if you need to adjust the volume; try to press the button briefly
RT97S vs RT97; RT97S has a DB-9 female connector; which can be directly connected to the microphone and is compatible with Raspberry Pi; enabling multiple RT97S repeaters to be interconnected to extend the communication distance (additional components are not included in the package)
GMRS radio base station; 8 default GMRS channels; Compatible with RT76; RT76P; RB26, etc.; If you need customized frequency; please contact us via Amazon email
Long range walkie talkies; in order to cope with the attenuation of communication distance in rainy and snowy days outdoors; NR30S 2 way radio adopts high-power output and high-gain antenna to support team members in outdoor activities to maintain real-time and clear communication to ensure their own safety
IP67 two way radio; NR30S walkie talkie takes into account the durability requirements of waterproof; dustproof and drop-proof; and can be used normally after 30 minutes of testing in 1m depth of water; which is suitable for complex outdoor environments