... mute function for paging and announcementsSpeaker output short circuit protectionModel AP-200MRated Power Output70 WOutput Regulation < 3 dB (no load to ... , phone jack; AUX 1, 2: 10 k Ω, 470 mV, unbalanced, RCA jack600 Ω, > 650 mV, RAC jack Frequency Response60 – 15,000 kHz ...