● Wireless talkback and music control center.
● Full screen design, 4ʺ IPS LCD with superior screen ratio.
● Several music modes: local music, net radio, SD card, USB, the third-party music APP, BLUETOOTH, streaming and AUX.
● Support talkback and call for multiple DM839 or DM858.
● Support RS485 control.
● Support WIFI connection.
● Possess timing function.
● Three scene playback mode and customized mode
● selection: Party, Sleep, Relax, Customize.
● Support doorbell linkage.
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