Mobile Dialer support call though, call back , carrier select

Product Overview

Description

the SIM dialer is a new prodcut , works with the calling card for mobile phone.  

1.       Work with GSM SIM card.

2.       Easy to be installed.

3.       No need to punch the SIM card, just adhere to the SIM card.

4.       could reroute uses call after programming the specified access number

5.       Supports call back service use.

6.       No need to change users conventional dialing habit.