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0.5 watts of power can cover tens of thousands of kilometers? What are radio enthusiasts doing?

0.5 watts of power can cover tens of thousands of kilometers? What are radio enthusiasts doing?

Amateur radio enthusiasts, also known as Ham, refer to a group of people who use radio stations and other wireless equipment to conduct non-commercial communications around the world.

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How should you choose a walkie-talkie kit with a headset or microphone?

How should you choose a walkie-talkie kit with a headset or microphone?

Walkie talkie with microphone and headset have their own advantages in different use scenarios, such as microphone is easy to operate, adapt to a variety of environments, while the headset can main...

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Retevis RA89 is The walkie-talkie of choice for Emergency rescue team

Retevis RA89 is The walkie-talkie of choice for Emergency rescue team

Retevis RA89 UV dual-band walkie-talkie, with 10W high power, long communication distance;IP68 waterproof; one-key pairing function; 2500mAh large battery capacity;support VFO programming and chirp...

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How to Choose between Full-Keypad, Half-keyboard and Non-Keypad Two-way Radios?

How to Choose between Full-Keypad, Half-keyboard and Non-Keypad Two-way Radios?

In the walkie-talkie market, Full-Keypad, Half-keyboard and Non-Keypad Two-way Radios have their own characteristics to meet the needs of different users.

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