Features: 1) Makes the getting-through speed of IP call match the effect of direct call through special command 2) Shields the voice prompt and sets dialing digit limitation automatically after checking the balance in order to prevent modifying the password while dialing once again 3) Adds "#" automatically to speed getting-through after dialing the numbers 4) Distributes local calls, long-distance calls, rural calls and long- distance mobile phone calls automatically and can also set outgoing code 5) Dialing speed can be adjusted and no information will be lost when power is cut off 6) Redials automatically if it is in busy line 7) Mute dialing is possible 8) Can store 4 different IP cards at the same time and suitable for any kind of IP card and IP binding calling 9) Service hotline available 10) System password can be set to prevent others to modify or clear the parameters 11) Five ring tones for choice 12) With remote programming function