15-Memory Tone/pulse Dialer With Handfree Lock and Hold Functions(具有15个数码存储器、免提锁住和保持功能的音脉冲拨号 13-MEMORY TONE/pulse DIaLER WITH HaNDFREE aND HOLD FUNCTION
10-Memory Tone/pulse Dialer With Handfree Lock and Hold Functions(具有10个数码存储器、免提锁住和保持功能的音脉冲拨号 Telephone Dialer 10-MEMORY TONE/pulse DIaLER WITH HaNDFREE aND HOLD FUNCTION