Please enter a valid keyword with 2 or more characters / numbers.
Some links on this website may take you to other third-party sites and you acknowledge and agree that HKTDC and the HKTDC Affiliates have no responsibility for the accuracy or availability of any information provided by those linked websites.
Links to other websites do not constitute an endorsement by HKTDC of such websites or the Information, products, advertising, or other materials available on those websites.
1、网络壁挂式终端是基于TCP/IP传输协议的全数字模数转换信号处理器,由主控系统智能控制,可播放主控系统的后台程序、紧急寻呼和报警信号
2、全数字化设计,高保真,高语音传输指数