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网络智能终端(带点播、对讲)

Product serial number
HM-301D
壁挂式设计,3寸高亮LCD显示屏(128*64),多功能轻触选择按键。具有接收广播、呼叫广播功能。
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Parameters
网络通讯协议:TCP、UDP、ARP、ICMP、IGMP
网络芯片速率:10/100Mbps
音频采样, 位率:8kHz~44.1kHz, 16位, 8kbps-320kbps
信噪比, 频响:≥90dB, 20Hz-20KHz
网络声音延迟:广播延迟≤100ms, 对讲延迟≤30ms
We could not find any corresponding parameters, please add them to the properties table
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