● 1 minutes digital REC / PLAY IC ● Record Level control ● Output volume control ● Friendly control panel, easy for use ● Alarm triggering and siren or recorded signal output
DSPPA’s great leap in intelligent education industryNovember 25, 2016DSPPA attended the 70th China Educational Equipment Industry Exhibition from 8 to 10 May, 2016 in Shenyang Exhibition Center. A lot of visitors came to here to experience the intelligent educational p...view