ip电话记费系统 很好的记费系统 我喜欢 不知道到了没有-ip telephone billing system in the entry fee good system like I do not know that without the

费的DVD播放器程序，拥有专业的播放画质。你可以通过导航滑块改变播放状态，控制音量大小，也可以从硬盘中播放DVD格式的文件-Fee program DVD player, has a professional-quality players. You can play through the navigation slider to change the status, control the volume size, can also play DVD from hard disk files

一个电话计费程序，能够计算跨日通话费用的计算，并可以为一天设置三个时间段，他们的计时费用可异-A telephone billing program, is able to calculate the cost of跨日call basis, and can be set to three time a day, their cost may be different time