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Quick Details

  • Place of Origin: Guangdong, China (Mainland)
  • Brand Name: TA
  • Model Number: TA522
  • Type: Handheld
  • Dimensions: 53*24*106mm
  • Frequency Range: 2482-2483MHz
  • Storage Channel: 83 channel
  • Talk Range: more than 300m
  • Earphone length: 110cm
  • Current: 150ma
  • warranty: 1 year
  • Battery: 3.7V li-ion battery
  • Operating temperature: -40℃~+70 ℃
  • Technology: AFH technology
  • Transmiting power: <20dBm
  • Color: black
  • Key function: full-duplex voice intercom

Packaging & Delivery

Packaging Details 1 set/ sales box, 12 boxes/ carton,or as customer's requirements
Delivery Time Sample within 1 working day order within 3 to 25 working days


talkie walkie
-Digital and full-duplex
-can supply 4 person to talk together
-Over 300m talk range
-CE,FCC,RoHS approved


TA-521 is a multifunctional 2.4G wireless digital walkie talkie which is produced by our own R&D team, used our company’s latest long-distance wireless data Voice transceiver modules. It has the latest high-performance RF radio chip and industrial-grade processing chip, and used industrial-grade design standards, to build a multifunctional wireless full-duplex digital audio intercom product.

The interphone use 3.7V lithium battery for power supply, battery capacity is 1400mA, It consist of one master phone and three extension phones. Four interphones can communicate at the same time.(Any two interphones communicate, the other two interphones also can simultaneously hear the voice. )


Technical Parameters


Master phone

Extension phone

Battery capacity



Off status current



Operation current


126 mA

Operation voltage



Transmitting power



Receiving sensitivity



Operation temprature




About 250 meters from master phone to extension phone in open land

Operation time

About 6 hours


Applicable Scope:

1)Electric power construction job site overhaul

2) Electricity System and equipment maintenance

3) Mining ,Construction sites contact

4) Army patrols communications

5) Railway Construction Contact

6) Oil Field Construction Contact

7) Golf Course intercom

8) Airport personal deployment command

9) Traffic Police on duty communication

10) Police patrol communication

11) Travel, sports, referee use


master phone





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