Billing Software was created in order to handle billing and time tracking as well as invoicing the customer for products and services. This software can also track worked hours by employees, as well as the expenses related to projects or clients.
Denphone K.K. is Japan's leading provider of open PC based VOIP Telephone PBX systems. Our PBX and telephony solutions are based on the Asterisk open source telephony architecture, and provide advanced features such as voicemail and conferencing as standa
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