Brand: cable science
Model: JF-508
2.4G wireless speaker product features
1, 2.4G high fidelity perfect sound quality, clear voice, loud.
2, low power design, with automatic protection device. Do not use more than 10 minutes, will be cut off automatically when the power amplifier, audio signal input automatically open. Save electricity and prolong service life.
3, the use of energy-saving technology ultra-low emission power, electromagnetic radiation is only ordinary mobile phone 1/90, worthy of the name "green wireless microphone".
4, with professional ID code encryption transmission technology, ID coding up to one million units, each product is only a single ID code. Use the same equipment in the same place without interference.
5, the microphone volume control switch design, easy to users according to the environment, adjust the volume at any time.
6, GFSK digital modulation / demodulation mode
7, 20Hz ~ 20KHz frequency response
8, 90dB audio dynamic range
9, working in the 2.4GHz ISM band, 20 working frequency points
10, -85dBm receiving sensitivity, 45dB adjacent channel suppression, 30dB image rejection
11, effective reception distance of 20 meters
12, (optional campus broadcast priority function.)
2.4G wireless speaker product description

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.