# PTT (Push to Talk)

PTT (Push to talk) provides a "walkie-talkie" like feature for the mobile phone user, which is a half-duplex communication service that allows the user to instantly talk to the other user(s) one-to-one or one-to-many by simply pressing one button on his/her regular cellular phone.

Start PTT

Group PTT

Convert to Cellular

Change PTT Status

Send Call Me Alert

Send Voice Message

Send SMS/MMS

How do I...

# Start PTT

#### Initializing PTT Service

1. Press the PTT button on the device or tap > Programs > Push to Talk.
2. Tap Yes while you are asked to initialize PTT service.
3. Enter your user name (up to 20 characters).
4. Once the initialization process is complete (it will take several minutes), a message box will appear and then the "Available" icon ( ) will appear in the title bar.
5. You will receive a notification when the PTT service is initialized successfully.

#### The PTT Main Menu

After launching the PTT application, the PTT Main Menu that containing the following items will appear on the screen.

- PTT Contacts - tap to open the PTT Contact screen.
- Add Contacts - tap to open the PTT New Contact screen, which allows you to add a new contact.
- Add Group - tap to open the PTT New Group screen, which allows you to add a new group.
- Set Your Name - tap to open the Set Your Name screen, where you can change your user name.
- Auto Accept On/Off - tap to enable/disable the "auto accept invitation" function.
- PTT is on/off - tap to log in/out the PTT service.
- About - displays the information of the PTT application.
- Exit - tap to close the PTT application.

#### Adding a Contact

1. Tap Add Contacts on the PTT Main Menu or tap Menu > Add Contact on the PTT Contact screen.
2. Enter the name and phone number of the contact, then tap OK.
3. An invitation to join your PTT Contacts will be sent, and the "Invitation in Progress" icon appears on the screen.
4. Once the member accepts, he/she joins your PTT Contact and you join his/her contact. You can judge his/her status from the PTT status icon.

#### Making a PTT Call

1. On the PTT Contact screen, select the contact you want to call.
2. Press and hold the PTT button and begin speaking after a notification sound.
3. Release the PTT button when you are finished speaking.
4. Press the END button to end the call.

Note

Check the status of the contact before calling. You can only make a call to the contact when he/she is in Available or Silent/Vibrate status.

#### See also

Group PTT

Convert to Cellular

Change PTT Status

Send Call Me Alert

Send Voice Message

Send SMS/MMS

#

# Group PTT

#### Creating a Group

1. Tap Add Group on the PTT Main Menu or tap Menu > Add Group on the PTT Contact screen.
2. On the PTT New Group screen, enter the group name and tap OK.
3. Select the members from the list to add them to this group (the selected member will be marked with a "check mark").
4. Once you are finished, tap Done. The group invitation will be sent to each member in the group, and the "Invitation in Progress" icon appears on the screen.
5. Once the member(s) in the group accepts, this group will also appear on their PTT Contact screen.

#### Making a Group Call

1. On the PTT Contact screen, select the group you want to call.
2. Press and hold the PTT button and begin speaking after a notification sound.
3. Release the PTT button when you are finished speaking.
4. Press the END button to end the call.

#### Making a Quick Group Call

1. On the PTT Contact screen, select an available contact.
2. Tap Menu > Quick Group.
3. Select the contacts that you want to add to the quick group call.
4. Press and hold the PTT button and begin speaking after a notification sound. Release the PTT button when you are finished speaking.
5. Press the END button to end the call.

#### See also

Start PTT

Convert to Cellular

Change PTT Status

Send Call Me Alert

Send Voice Message

Send SMS/MMS

#

# Convert to Cellular

During a PTT call, the call originator can upgrades the PTT call to a cellular call by tapping the Convert to Cellular button on the PTT call screen.

If the PTT call originator upgrade the PTT call to a cellular call, the other members will hear a notification sound indicating the call has been convert to a cellular call. They must press the PTT button to be able to speak on the call. Otherwise, they will only be able to listen to the call. Each member can leave the call by pressing the END button.

#### See also

Start PTT

Group PTT

Change PTT Status

Send Call Me Alert

Send Voice Message

Send SMS/MMS

#

# Change PTT Status

#### Identification Icons

The following icons indicate your PTT status as well as the PTT status of the contacts and groups on your PTT Contact screen.

| Available
| You can hear the PTT call instantly.
| Silent/Vibrate
| You will be quietly alerted of the incoming PTT call and decide to accept or reject the call.
| Do Not Disturb
| The incoming PTT call will be blocked. However, you can still make an outgoing PTT call.
| Unavailable
| The system detects you are out of the network coverage, or you logged out the PTT service.
| PTT Message
| Indicates that an invitation, contact alert or other message is waiting in the PTT service.
| Invitation in Progress
| Waiting for a contact to accept your invitation.

#### Changing Your PTT Status

1. On the PTT Contact screen, tap Menu > My Availability > Do Not Disturb. The identification icon turns to "Do Not Disturb" ( ), indicating that you will not be disturbed by the others.
2. Tapping Menu > My Availability > Available makes you available by the others.

#### Setting Up Contact Alert

The Contact Alert function allows you to be alerted when a particular contact has changed his/her status; for example, from Unavailable to Available.

1. On the PTT Contact screen, tap Menu > My Availability > Contact Alert.
2. Select the contact that you would like to receive an alert from, telling you when they become available.
3. Tap OK.

#### See also

Start PTT

Group PTT

Convert to Cellular

Send Call Me Alert

Send Voice Message

Send SMS/MMS

#

# Send Call Me Alert

User can highlight an online individual contact and send Call Me Alert to him/her. And the receiver will get a notification on this.

1. On the PTT Contact screen, select the contact you want to alert and tap Menu > Call Me Alert. (Please note that Call Me Alert can only be sent to individuals.)
2. The recipient will receive a message showing "Please call (your name)" on his/her phone.
3. The recipient can reply you via a PTT call by using their PTT button.

#### See also

Start PTT

Group PTT

Convert to Cellular

Change PTT Status

Send Voice Message

Send SMS/MMS

#

# Send Voice Message

You can leave a voice message to the selected contacts, groups or group members. However, you voice message cannot be sent to the contact who is in "Invitation in Progress" status.

#### Voice Message for Selected Contact/Group

1. On the PTT Contact screen, select the contact or group you want to send a voice message.
2. Tap Menu > Voice Message.
3. Press and hold the PTT button to start recording your message.
4. Release the PTT button when you are finished speaking. The message will be sent to the selected contact or group immediately.

#### Voice Message for Quick Group

1. On the PTT Contact screen, select an available contact and tap Menu > Quick Group to open the PTT Quick Group screen.
2. Select the desired contacts then tap Menu > Voice Message.
3. Press and hold the PTT button to start recording your message.
4. Release the PTT button when you are finished speaking. The message will be sent to the quick group.

#### Voice Message for Dynamic Group

1. On the PTT Contact screen, select available contacts and tap Menu > Voice Message.
2. Press and hold the PTT button to start recording your message.
3. Release the PTT button when you are finished speaking. The message will be sent to the dynamic group.

#### See also

Start PTT

Group PTT

Convert to Cellular

Change PTT Status

Send Call Me Alert

Send SMS/MMS

#

# Send SMS/MMS

You can leave a SMS/MMS message to the selected contacts, groups or group members (this feature will be integrated with the native SMS/MMS application).

#### SMS/MMS for Selected Contact/Group

1. On the PTT Contact screen, select the contact or group you want to send a SMS/MMS.
2. Tap Menu > New Message > SMS or MMS.
3. Compose your message and tap Send when completed.

#### SMS/MMS for Quick Group

1. On the PTT Contact screen, select an available contact and tap Menu > Quick Group to open the PTT Quick Group screen.
2. Select the desired contacts then tap Menu > Send Message > SMS or MMS.
3. Compose your message and tap Send when completed.

#### SMS/MMS for Dynamic Group

1. On the PTT Contact screen, select available contacts and tap Menu > Send Message > SMS or MMS.
2. Compose your message and tap Send when completed.

#### See also

Start PTT

Group PTT

Convert to Cellular

Change PTT Status

Send Call Me Alert

Send Voice Message

# How do I...

Start PTT

Group PTT

Convert to Cellular

Change PTT Status

Send Call Me Alert

Send Voice Message

Send SMS/MMS