Tech-Security Electronic Technology Co., Ltd.

2011 latest and utility muti-way wireless walkie and talkie

2011 latest and utility muti-way wireless walkie and talkie
Product Detailed

wireless walkie and talkie
-Full-duplex,clear sound and stable video
-AFH technology,anti-jamming

mini walky talky


TA-502 is a multifunctional 2.4G wireless digital walkie talkie

which is produced by our own R&D team,

used our companys latest long-distance wireless data Voice transceiver modules. 

  It has the latest high-performance RF radio chip and industrial-grade processing chip, Equipped with a small amount of external components,

such as audio amplifier microphonespeakers etc.. , and

used industrial-grade design standards, to

 build a  multifunctional wireless digital intercom product.


 Applicable Scope

1.     Electric power construction job site overhaul

2.     Power 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



Technique Parameter


1.     Full M Hz :     2.4~2.48GHz

2.     Working Voltage is  3.7V

3.     Using 3.7V Li-ion battery-powered

4.     Transmitting power 18dBm

5.     Receiver sensitivity is -100dBm

6.     Voice Frequency: 300Hz ~ 3000Hz

7.     Earphone : with diameter 2.5 audio plug, microphone and volume adjust

8.     Full duplex voice intercom

9.     Communication distance: open space 500 meters


Power ON/OFF

1.Power On :Long press the Key ‘ON/OFF’(Switch Machine)   till the LED light become red.

2.Power Off: In standby mode a long press ON / OFF key to eliminate the red light off.



Battery: Polymer lithium battery   2000mA/h 3.7V, Charge limit voltage of 5V.

Charger: Input AC voltage 110V ~ 240V, 50/60Hz , Output 5V/1A , pass safety Certification

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