Enjoy A12 - 齐乐®扩音器

Specifications

• Frequency range: 2408～2480MHz


• current consumption: 30mA


• supply voltage: 3.3V～5V


• channel number: 81


• ways of modulation: GFSK


• launching power:10dBM


• input impedance: 10K 0hm


• input level: 2.8Vp-p (Max)


• signal-to-noise ratio: ≤85dB


• receiver sensitivity: -90dBm


• audio delay: ＜12ms


• frequency response: 40～18KHz，±3db


• speakers and amplifier power: 120w*2（8Ω）


• harmonic distortion: ≤0.5%


• adjustment button: reverberation X1, Music Treble X1 Music high-low tone X1 Treble of microphone X1, High-low tone of microphone X1, volume of microphone X1, Total volume X1, Music switch X1,USB X1, microphone 1 X1, microphone 2 X2


• input terminal: AUX X1 MIC X2

• Has built-in wireless digital microphone; has active speaker which receives module.


• Working frequency: 1SM 2.4GHz free band


• Preset channel number:81, single-emission and single-receiving


• Visual distance of transmission: over 30 meters in open areas (static state)


• Working current: 30mA, more than seven hours of continuous use.


• Audio adjustment function: press “volume +/-“can adjust volume of the microphone


• Requirements: bright light and complex electricity grid will not make the product send noises and turn on by mistake.


• Microphone: Unidirectional electret capacitor microphone


• Volume of the microphone should be higher than 80db when there is 0.5 meter away from the speaker


• Suitable for multimedia classrooms, trainings , meetings etc.

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