JF-317 Teaching wireless speaker

Product name:JF-317 Teaching wireless speaker

Relevant parameters:

Emitter size: 57*24*27mm
Speaker size: 200*200*350mm
Use unit: 6.5 inches
Power: 60W
Power supply: AC220V
Directivity: capacitive directivity
Sensitivity: -93 (dB)
Frequency range: 20-20K (Hz)
Distortion: <0.1%
Impedance: 680 ohm
Carrier frequency: 2400-2482Mhz
Modulation: GFSK
RF power: 0dBm
Maximum wireless transmission distance: 10-15 meters
Working voltage: polymer lithium battery 3.7V
Continuous working time: 8H
Detailed description

brand:Study of cable

The teaching characteristics of wireless wall speaker products:

1 according to the above method to connect the speaker system, the main box total volume to minimum power. Main box power indicator light and flash.
2 of the frequency at a distance of 3 meters, the main box, gently press the microphone power key for 3 seconds, the phone lights by alternating red and blue flashing into blue light flashes slowly, the frequency of success (if the microphone light is off, please check whether the electric microphone).
3 adjust the high and low tone on the speaker, to the sound of the microphone sounds pleasant.
4 open the computer music and computer volume to the appropriate location. Speaker system can be used normally.
5 again using speaker system does not need to debug speakers, open the microphone to use frequency can be successful, control the microphone volume to avoid the use of near distance, speaker squeak.


    1 according to the above method to connect the speaker system, the main box total volume to minimum power. Main box power indicator light and flash.
2 of the frequency at a distance of 3 meters, the main box, gently press the microphone power key for 3 seconds, the phone lights by alternating red and blue flashing into blue light flashes slowly, the frequency of success (if the microphone light is off, please check whether the electric microphone).
3 adjust the high and low tone on the speaker, to the sound of the microphone sounds pleasant.
4 open the computer music and computer volume to the appropriate location. Speaker system can be used normally.
5 again using speaker system does not need to debug speakers, open the microphone to use frequency can be successful, control the microphone volume to avoid the use of near distance, speaker squeak.




Address: 3rd Floor,100 Huawei Road,Zhuhai
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