DRAFTFOR INTERNAL USE ONLYCall Functions 31To switch between the two calls:1. Press Options ➔ Swap, and press the key. The current active call isplaced on hold and the call on hold is then reactivated so that you cancontinue conversing with that person.2. Press the key when you are finished or want to end the call.Using the SpeakerphoneWhile on a call, you can use your Speakerphone by following these steps:1. Press the Spkr on soft key.2. To turn the Speakerphone off, press the Spkr off soft key.Muting or Sending Key TonesThe Mute keys and Send keys options allow you to turn the key tones off or on sothat the key press is not heard during a call.During a call, you can mute the key tones by following these steps:1. Press Options ➔ Mute keys.2. To send the key tones again, press the Options ➔ Send keys.Sending DTMF TonesThe Send DTMF option allows you to transmit the Dual Tone Multi-Frequency(DTMF) tones of the keys to communicate with answering machines orcomputerized telephone systems.Note: If the Keypad Tone option in Sound Profile is set to off (volume zero), your phone does nottransmit DTMF tones. Press Menu ➔ Settings ➔ Sound Settings ➔ Keypad Tone to turn onyour keypad tone settings.