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Quick Details

  • Place of Origin: Guangdong, China (Mainland)
  • Brand Name: TA
  • Model Number: TA-522
  • Type: Handheld
  • Dimensions: small anf portable
  • Frequency Range: 2402-2485
  • Storage Channel: 83
  • Talk Range: more than 300m
  • Color: black
  • Working temperature: -40 degree~+70 degree
  • Key function: full-duplex hand-free video interpbone
  • Display screen: 2.4 inch LCD
  • Battery: rechargeable li-ion batt
  • Operating voltage: 3.7v
  • Working current: 150ma
  • Warranty: 1 year

Packaging & Delivery

Packaging Details One set in a sales box, then 12boxes packed in a safety transportation carton. Or as customer's requirment
Delivery Time Sample within 3 working days, order within 3-25 working days


Professional talkie walkie,walkie talkie,two way radio
walkie talkie/two way radio
radio walkie talkie
handheld two way radio

Professional talkie walkie,walkie talkie,two way radio


Application scope

1,Working-yard overhaul: Power grid and equipment maintenance, line construction, mining building site, etc.. real-time communication.

2,Repair site real-time communication.

3,Secure communication, digital wireless FM Duplex intercom

4,Industrial wireless meter reading

5,Remote control of safety and production

6,Communication in construction fields

7,Communication for race in open land

8,Traning for football, race and so on


Technical Parameters


 Master phone

Extension phone

Standby electric current



Operation electric current



Operating voltage



Transmitting power

19 dBm

19 dBm

Receiving sensitivity



Operation time

8 hours

10 hours

Operation temprature



Operation distance

1,              Master phone to extension phone is 300m in opend land

2,              Extension phone to extension phone is 600 m in open land



Micro wireless group radio technical specification  

1. A single master and one (or more) extension consists of a set, simple operation. In line with the provisions of the Ministry of information industry. 

2. Uses the 2.4GHz public band: 2402~2483.5Mhz.

3. Use adaptive frequency hopping, AHF, With the channel change mechanism

4. Transmit Power: 19dBm, receiver sensitivity-105dBm

5. Sky wireless transfer rate: 2Mbps

6. High AD sampling, 8bit accuracy, 8K sampling rate

7. Frequency range: 300Hz~3.0KHz

8. Micro wireless group radio. A number of group-host, you can cover all group information to other groups from the machine.

9.   The main chip high-speed ARM core, for the majority of voice synthesis operations.

10. Communication distance: Open extension 600 meters around the masterphone effectively.

11. Earphone: ¢ 2.5 connector ear plugs, ear hook headset.

12. Extension phone: DC 3.7V 2000mAH li-ion battery

       Master phone: DC 7.2V 1600mAH li-ion battery

Transaction History of the Supplier

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Transaction Overview


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China (Mainland) | Trading Company
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Supplier's Trade Assurance Limit: US $28,000
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