Walkie-talkies are useful and efficient for communication in business activities, outdoor activities, emergency rescue, patrol, ham festivals, and other many activities. However, the coverage range is limited by Tx and Rx power and other factors. If you want a longer distance, you may need a repeater. However, the PoC radio has no limitation on coverage. You can communicate with the whole American. Is it sounds cool? New arrival- The RB21 PoC will meet you
First, what is PoC radio?
PoC is Push-to-Talk Over Cellular. It means you can communicate with other people who live in the U.S in the same system by 4G/LTE network. So, the users should have an AT&T or T-Mobile SIM card. And if you will use it every day, you may need 3M/day and 100M/month for unstopping communication.
What are its features?
- support WIFI, Bluetooth, GPS
- USB 2.0 charger, dual card dual standby, TF card
- 2.4-inch screen, 240*320 pixel size
- 2800 mAh battery and 8 hours communicate time, and 23 hours standby
Why choose it?
To compare with the cell phones:
| RB21 PoC | cell phone | |
| time | Press PTT to talk | should wait for an answer |
| cost | low yearly cost: | higher than the yearly cost |
| call mode | individual/group/all calls | one- to-one |
| communication distance | no limited | can be used in the strong or normal signal area |
| safety | manage&record communication | Manual recording |
Generally speaking, the RB21 PoC combines the advantages of mobile phones and walkie-talkies, which not only makes up for the failure of mobile phones to send and accept in the area of poor signal but also cancels the limitation of walkie-talkie in the distance. Therefore, in large commercial activities, it can ensure more stable and efficient communication;
In outdoor activities, they can also communicate with their companions at any time without worrying about signal interruption and long-distance communication.
If you like, the new arrival- the RB21 PoC will meet you.
What do you expect?
Refer to other PoC: RT70 GPS PoC LET Radio
So, if you want to know more information, you can check these blogs:
What’s the advantages of POC radio?
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