Conference call allows you to speak to more than one person at the same time. The maximum number of parties is six (6) - call organizer + 5 additional people. Conference calls with different hierarchical levels aren't possible.

Depending on your phone, you have a different option to set up the conference call feature. Here is an example for setting conference call feature for Nokia phones:

Option A

• Dial number A.
  
• During the conversation choose Options, then choose New Call.
  
• Dial number B, the connection with A is automatically placed on hold.
  
• Choose Conference from Options.
  
• If a number C calls, press Answer (it is shown on the display).
  
• To add C to the conference press Options and choose Add to conference.

Option B

• When an incoming calling from number A is followed by a second incoming calling from number B, choose Answer (it is shown on the display) in order to answer B.
  
• The connection with A is automatically placed on hold.
  
• Choose Options, and then Conference, the conference call is completed between the three numbers.

Missed Call Notification (MCN) is a service which informs you about the calls you've missed while you were not reachable.

For example, when your phone is switched off, you were out of coverage, or if you were busy making calls or receiving data, MCN will notify you for the missed calls.

Missed Call Notification can be used together with voice mail. If the caller doesn't leave a message, MCN will notify you of the call.

MCN will send you a notification message in the following cases:

• You're out of coverage
  
• Your phone is switched off
  
• You're making a call and call waiting is not activated
  
• Voice mail is not activated
  
• Your caller hung up without recording a message on your voice mail box
  
• Your caller is calling from a number with present identification

MCN service is pre-provisioned and pre-activated for all mobile VIVACOM customers.

• To activate/deactivate MCN, send a SMS text message to short number 1234 with the following text:

To activate:

• In English - MCN ON
  
• In Bulgarian - MCN DA
  

To deactivate:

• In English - MCN OFF
  
• In Bulgarian - MCN NE

MCN is supported in both English and Bulgarian. To change the language of your MCN service send a free SMS text message to short number 1234 with the following text:

• To change to English - LANG EN
  
• To change to Bulgarian - LANG BG

Notify me is a service that allows when you're not reachable, out of coverage or your phone is switched off your callers to receive a SMS message when you're available again. The text of the message is ‘The number you tried to call is now reachable: +35987XXXXXXX'

Notify me is preactivated to all mobile VIVACOM customers. Please note that Notify me will not work if Missed Call Notification is not activated.

To activate or deactivate Notify me send a free SMS to short number 1234.

To activate:

• In English - AON
  
• In Bulgarian - ADA
  

To deactivate:

• In English - AOFF
  
• In Bulgarian - ANE

Notify me is supported in both English and Bulgarian. To change the language of your Notify me message send a free SMS text message to short number 1234 with the following text:

• To change to English - LANG EN
  
• To change to Bulgarian - LANG BG

3G is short for "third generation" mobile telecommunications technologies. VIVACOM provides 3G coverage in certain key locations, please check the 3G coverage.

3G network is preprovisioned to all mobile VIVACOM customers. Your phone needs to support 3G in order to use the 3G services. If your handset has an option in its menu to switch the Network mode between Dual, UMTS, GSM, then the handset supports 3G. Please consult your phone user manual for additional details.

VIVACOM 3G network supports all standard services and settings of the 2G network - voice calls, messaging, CLIP, CLIR, missed call notification, etc. For mobile VIVACOM postpaid customers 3G allows video calling and high speed mobile internet access.

The Video Call service allows two users to see each other on the display of their handsets in real time.

The Video Call service is available for all mobile postpaid subscribers of VIVACOM without an additional actvation to be required.

To make a Video Call it's necessary both of the participants to have a 3G mobile device, supporting the service and to be within the network coverage of VIVACOM 3G network.

To make a Video Call the following steps need to be done:

• Enter the phone number
• Select the option Video Call from the menu
• The called party will receive your Video Call request, which he can accept or deny
• The Video Call is made if the request is accepted

The Video Call can't be made if the request is not accepted. Both sides can stop and restore the video picture sending during the video call.

You can make national or international Video Calls with all operators which VIVACOM has a 3G interconnect with. Charging depends on the destination.

To make a video call, the calling and the called parties have to be both mobile VIVACOM postpaid customers, using 3G capable handsets, supporting video calling functionality and to be both within VIVACOM 3G network coverage. Video calls are also possible to Mtel numbers.

3G - UMTS and HSDPA technologies

UMTS (Universal Mobile Telecommunications System) is а 3G mobile technology for data transmission. Along with standard 2G services it allows fast Internet and introduction of new multimedia services (for example Video Call). The maximum speed is up to 384 Kbps.

HSDPA (High Speed Downlink Packet Access) is a technology which in combination with UMTS provides higher speeds in the data transmission. These speeds allow exchanging bigger quantity of information between the mobile device and the base station and provide access to on-line games, TV & Video streaming, etc. The maximum download speed is up to 1,8 Mbps and the upload speed is up to 384 Kbps.

Mobile book is a VIVACOM service that allows you to read literature on your phone.

To order a mobile book, please follow these easy steps:

1. Make sure that your phone supports Java and WAP. Please refer to your phone's user manual.
2. See if you have the necessary WAP settings. If you aren't sure, please contact Customer Service on 123, 24x7.
3. Select a book from here or from VIVACOM WAP-portal, Games section.
4. Send the code of the selected book with an SMS to the number listed for ordering the book. You will receive a confirmation SMS message.
5. Visit wap.vivacom.bg from your phone and select "My orders" from the "Downloads" section.
6. Download the book ordered by you on your phone and open it.

You can add a Favourites package to your tariff plan. For BGN 5.00 VAT included per month you receive 1000 minutes to five (5) mobile VIVACOM numbers or four (4) mobile VIVACOM numbers and one (1) fixed VIVACOM number.

The 1000 included minutes are not valid in roaming, to value added numbers and 0700, 0800, 0900 numbers.

To request call Customer Service on 123 for residential customers and 121 if you are a business client, 24x7.

Activation/deactivation of the service is free of charge and is allowed once per a billing period.

Unused included minutes don't transfer to your next billing period. After using all 1000 minutes your calls to the Favourites numbers are charged at BGN 0.05 VAT included.

After initial set up of all five (5) Favourites numbers, you can change them by calling Customer Service on on 123 for residential customers and 121 if you are a business client, 24x7. Every change of number is charged BGN 5.00 VAT included.

These network technologies can make the transmission of data faster up to 4-5 times in comparison to conventional technologies such as CSD.

You can use GPRS technology for MMS transmission, WAP surfing or connection to the Internet with a mobile device or with a laptop.

The GPRS settings that have to be defined include the APN (Access Point Name):

VIVACOM default values for APN:

• VIVACOM WAP - wap.vivacom.bg
• VIVACOM Internet - internet.vivacom.bg
• VIVACOM MMS - mms. vivacom.bg

The default profile is the VIVACOM MMS & WAP profile. If you want to use your mobile phone for the Internet connection, you will have to switch to the VIVACOM Internet profile. These profiles can be found in the handset menu that is typically described as "Phone Settings"-"Connectivity"-"Data Settings" though this is handset dependent.

If you want to surf the Internet over GPRS using a laptop, you have to:

• have a GPRS-capable handset with a modem functionality that can be connected with a laptop over a cable, Infrared (IrDA) or Bluetooth technologies
• install the modem drivers software for the mobile handset on the laptop
• have the VIVACOM Internet GPRS profile activated on your handset
• The data usage is billed as "GPRS data" - see GPRS prices

If you want to surf WAP sites and/or send MMS over GPRS after having activated the VIVACOM Internet GPRS profile, you will have to re-activate the VIVACOM Browser.

For additional information please call Customer Service department at 087 123 (+35987123).

Opt in:

For Opt in send SMS to short number 188188 with text "activate" 

Opt out:

To withdraw the consent for receive marketing messages, send SМS to short number 188188 with text "Stop"

All SMS from and to number 188188 are free of charge

This actions does not stop/activate the subscriptions for info services

Opt in:

For Opt in send SMS to short number 188199 with text "activate" 

Opt out:

To withdraw the consent for receive marketing messages, send SМS to short number 188199 with text "Stop"

All SMS from and to number 188199 are free of charge

This actions does not stop/activate the subscriptions for internal or VIVACOM info services