1. Made from high-quality material and fully automatic attachment
2. No need external power supply, small, light, easy to install.
3. Store 8 group different IP main in-numbers or IP card, convenient for user use.
4. Freely add or delete in the area which is gotten through in IP system scope.
5. Provide individual and system password setup, prevent other use lawless or modify hostility.
6. Long distance setup function. can modify any setting through the telephone.
7. Not change user primary dialing custom.
8. Automatic startup IP function for long-distance call credible. control you telephone charge effectively.