[asterisk-biz] CallBack/ Call Through SIM Adapter

Michael Wen mikewen at gmail.com
Mon May 19 13:42:08 CDT 2008


This SIM Dailer could overcome the inconvenience of cellular CallBack system:
http://www.tangshop.com/sim-dailer-adapter-smart-card-gsm-phones-callback-calling-card.html



More information about the asterisk-biz mailing list