10-Memory tone/Pulse dialer With Save,Keytone,Lock And Handfree Functions(具有10个数码存储器、主音、上锁和保持功能的音脉冲拨号 tone/Pulse Telephone dialer 10-MEMORY tone/PULSE dialer WITH SAVE/ KEYtone/LOCK AND HANDFREE FUNCTION 10-MEMORY tone/PULSE dialer WITH SAVE, KEYtone,LOCK AND HANDFREE FUNCTION