● Full digital design, high fidelity, high index of voice transmission, high quality piano paint panel; ● Built-in offline timed playback function, backup of timed program saved to SD card and play automatically; ● Support USB to play local program,; ● Two compulsory input interface- external EMC 24V and short circuit contact; ● Built-in 2*25W high efficiency digital amplifier; ● External one channel AUX line input, one channel MIC input and one AUX line output; ● With more than 8 levels of priority management function, mute level adjustment function of local MIC;
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