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2.4G wireless transmitting and receiveing
2.4G wireless transmitting and receiveing

2.4g wireless transmitter and receiver CE/FCC approved Anti interference and high quality

Quick Details

Specifications 

Audio transmission 

Audio receiving

supply voltage

3.3-3.5V

3.3-3.5V

Consumption current

<15mA

<40mA

Working temperature

0 —+70°

0 —+70°

Frequency range 

2400-2483.5MHz

2400-2483.5MHz

Channel number 

20

20

Modulation mode

GFSK

GFSK

transmitting power

4dBM

 

input impedance

10K 0hm

 

input level

2.8Vp-p(Max)

 

Receiving sensitivity

 

-85dBm(Min.)

Output impedance 

 

32 Ohm

Output level 

 

2Vp-p(Max)

Audio delay

<7ms

Frequency response

100~4KHz,±3dB

Dynamic range @ 1 KHZ

81dB

Separating degree @ 1 KHZ

90dB

Distortion THD

0.1%

   

Packaging & Delivery

Packaging Details: Leather bag

Delivery Details: 2 weeks leadtime when order confirmed

Product characteristics

2.4 G wireless public address system is teaching product which has small volume, easy operation, low power consumption, anti-jamming and environmental protecting.

A)-------Transmitting plus receiving just 35g, Clean sanitation and convenient to carry

B)-------ISM24GHz free frequency band, preset channel

C)-------Each system has a unique address code, no harass

D)-------Transmission distance on the field more than 50 meters

E)-------Charging two hours cell can use 6 to 8 hours

F)-------Emission no signal can be automatically shut down

Product design diagram  

Instructions for connection diagram

 A)-----According to above picture after connect,Receiver indicate light flashing.

 B)----Near to receiver 3 meters inside, Press Emitter switch 3 seconds. Red and blue light fast flashing. 

       After Frequency channel connection blue light slow flashing, receiving also slow flashing, finishing and can be using.

 C)----When electricity shortage, transmit's red light slow flashing. 

          Please recharge.when full of charged red light lighted.

Guaranty:

1-Year Warranty from the date of package receipt.

 1)Import duties, taxes and charges are not included in the item price or shipping charges. These charges are the buyer’s responsibility.

2)Please check with your country’s customs office to determine what these additional costs will be prior to bidding/buying.

2.4G wireless transmitting and receiveing

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