File list (Check if you may need any files):
MT8880拨号参考资料
..................\MT8880.txt
..................\MT8880管脚资料.doc
..................\PH8809、8810拨号资料
..................\....................\HT9200HT9170调用程序.pdf
..................\....................\HT源程序说明.pdf
..................\....................\PH8809_8810拨号与接收资料.rar
..................\....................\PH8809电话模块资料.pdf
..................\....................\PH8810及PH8809频率指标测试结果.doc
..................\智能无线防盗报警器的设计MT8880与PH8809.pdf