Mini GSM PBX System, SIP Server

IP pbx telephone & IP PBX GSM gateway &
VoIP PBX phone system
The U20 IP Phone System is the second generation of Mini IP Phone System, meanwhile it's the first Mobile IP Phone System with the ability to use the GSM or UMTS(3G) modeule to connect to the mobile network for data transfer.
U20 is a next-generation smart IP PBX System designed and ooptimized for today's business telecommunication needs, which is an affordable, scalable, interoperable, secure and reliable solution which provides not only traditional PBX features such as Automated Attendant and Voicemai, but also many advanced features including Remote Extensions, Remote Office Connection, Conference Bridge, Call Recording, Call Detail Records(CDR), Automatic Call Distribution(ACD), Unified Messaging(Voicemail to Email), and many more features.
Highlights & Features:
- 30 IP Phone Registers/ Extensions & up to 10 Concurrent Call Legs for cost-effective communication;
- Fax to Email/ Email to Fax;
-Voice to Email;
-Paging and Intercom function strengthens the working efficiency;
- Monitor and Whisper;
-HD Voice Codec G. 722 for perfect voice quality;
-Strong security features product your system for hacking;