Giuneuow Pulse to Dual Tone Converter Phone Multi-Frequency Sound DMF Old Signal

4. The Enhanced Version Can Be Used On Standard Local Telephone Lines And Fiber Optic Or Network Adapter Lines As Well As Personal Switch Lines. Numbers Can Be Dialed. Facilitates Automated Voice Communications. There Is A "Redial" Function. 2. In This Way, Your Favorite Phone Is Not Just A Decoration, But The Old Telephone Set From Decades Ago Can Be Used In . 1. This Is A Pulse Signal To Audio Signal Converter Specially Designed For Old -Type Telephones. Through This Converter, Your Old Telephone Can Convert The Pulse Signal Into A Dual Tone Multi-Frequency (DTMF) Signal. The Number Dialed By Your Telephone Can Be Recognized By Modern Switches And Dialed. 3. For Cities Or Areas That No Longer Support The Pulse Dialing Signal Of Old-Fashioned Telephones, It Is Especially Suitable For Users Of The Internet Or Optical Fiber To The Home. 5. Easy To Install And Use, No Need To Dismantle Or Modify The Phone. Just Connect The 2 Wires Of The Telephone To The Designated Terminals, Plug In The Crystal Plug Of The Telephone Line, And You Are Ready To Use;