Specifications

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

Summary

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	1400mAh	1400mAh
Off status current	0mA	0mA
Operation current	152mA	126 mA
Operation voltage	3.7V-4.2V	3.7V-4.2V
Transmitting power	18-20dBm	18-20dBm
Receiving sensitivity	-100dBm	-100dBm
Operation temprature	-20°C-70°C	-20°C-70°C
Range	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