Features:
The network audio playback terminal uses a dedicated network audio stream format, with a range of 0 to 100 levels of volume adjustment. The functions of the four buttons on the configuration panel of the NAManager configuration panel can be used for unicast, multicast, broadcast and emergency broadcast through a dedicated configuration program. operating.
■ Input power: 220V AC power
■ Network interface: 10 / 100M Base network, RJ45 interface, 1.5KV electrical isolation, data indication
■ Local Mic input: typical amplitude 50mVpp, signal to noise ratio 68dB;
■ Line input: typical amplitude 1500mVpp, internal resistance 10KΩ
■ Line output: typical amplitude 1500mVpp, THD <0.3%, internal resistance 500Ω, signal-to-noise ratio 83dB;
■ Network features: support ICMP, ARP, TCP, UDP, HTTP, DNS, DHCP, IGMP network protocols
■ Operating environment:
■ Operating environment: 0 ℃ ~ 55 ℃, 5 ~ 95% humidity
■ Storage environment: -20 ℃ ~ 85 ℃, 5 ~ 95% humidity
■ Based on ARM + DSP architecture
■ Provide remote firmware upgrade
■ Metal shell