The SIM ip auto dialer for cellphone,compatible with many kinds of Mobile Brands,such as Motorola,Nokia,Samsung,LG and so on. •Work with GSM SIM card.•Easy to be installed.•No need to punch the SIM card, just attach to the SIM card.•Could store 3 accesses numbers, and these 3 accesses are optional.•Could reroute uses call after programming the specified access number•Could set prefix go though or ...