Options during a call44Muting or sending key tonesThese options allow you to turn off or on the keytones. If the Mute keys option is selected, yourphone does not transmit the DTMF (Dual Tone Multi-Frequency) tones of the keys, which allows you topress keys without hearing annoying key tonesduring a call.Note: To communicate with answering machines orcomputerised telephone systems, the Sendkeys option must be selected.Sending a sequence of DTMF tonesYou can send the DTMF tones as a group afterentering the entire number you need to send.This option is helpful for entering a password or anaccount number when you call an automatedsystem, like a banking service.To send the DTMF tones:1. While connected to the teleservice system, pressthe Options soft key or key.2. Press the Down key to highlight the Send DTMFoption.3. Press the OK soft key or key.4. Enter the number you want to send and pressthe OK soft key or key.The tones are sent.
