Supports real-time and scheduled tasks, resume play, and audio material library management
Support alarm input, arming schedule, and audio linkage, support TTS speech synthesis and text broadcasting, with natural and smooth standard male and female dual audio options
Support multiple types of audio source input: Bluetooth, USB flash drive, microphone, and RCA, with flexible and convenient operation
Independent microphone volume control, 4-channel partition volume control
Support 2-channel audio mixing output
Support ISUP, EZVIZ Cloud and ISAPI protocol
Adopt high-strength engineering plastics, sturdy and durable
Integrated functional design, convenient and reliable
Audio Bit Rate G.711ulaw（64 Kbps）/G.711alaw（64 Kbps）/MP3（128 Kbps）/AAC（128 Kbps）
Network Protocol IPv4, HTTP, HTTPS , SSL/TLS , DNS, NTP, TCP, UDP, IGMP, ICMP, DHCP, ARP, SSH
Alarm
1 EVAC alarm input
1 alarm input
1 alarm output, when the output device connected to the alarm output is normally closed, connect: 1A GND; when the output device connected to the alarm output is normally open, connect: 1B GND.
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