2. Connect with Fixed and Mobile carriers at the same time, that is one phone two numbers
3. Adapt to three kinds of mobile networks: GSM850M/900M/1800M/1900MHz
CDMA800M/1900MCDMA450M, also 3G(WCDMA and CDMA2000).
4. Two work modes: automatic trunk lines transfer, or operation by hand for carrier
5. Providing reversal polarity billing signal, working with hotel billing system
6. Incoming call number display
7. Advanced number range configuration such as local, forbidden, free, add IP number automatically.
8. Powerful encrypting system, such as PIN coding, PUK coding, etc, avoiding encoded illegally
9. Short number, direct dialing, as well as by host office connect, transfer, etc
10.Telephone record, colorful-ring customized, convenient individual configuration
11.Build-in SM platform, with the function of SM group send, for example: meeting inform, incoming number inform, etc.
12.Escaping function: if out of power , lines can transfer automatically
13.Routine maintenance & configuration management by WEB, testing total lines by special number
14.Remote update, Remote diagnosis & test
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