Options during a voice call

To switch between the two calls, select Swap > Options > Transfer to connect an incoming call or a call on hold with an active call and to disconnect yourself from the calls. To

end the active call, press . or close the slide cover. To end both calls, select Options > End all calls.

Many of the options that you can use during a voice call are network services. Select Options during a call for some of the following options: Mute or Unmute, Answer, Reject, Swap, Hold or Unhold, Activate handset, Activate loudsp., or Activate handsfree (if a compatible headset with Bluetooth connectivity is attached), End active call or End all calls, New call, Conference, and Transfer. Select from the following:

Replace—To end an active call and replace it by answering the waiting call.

Send MMS (in UMTS networks only)—To send an image or a video in a multimedia message to the other participant of the call. You can edit the message and change the

recipient before sending. Press to send the file to a compatible device (network service).

Send DTMF—To send DTMF tone strings, for example, a password. Enter the DTMF string or search for it in Contacts. To enter a wait character (w) or a pause

character (p), press repeatedly. Select OK to send the tone.

Tip! You can add DTMF tones to the Phone number or DTMF fields in a contact card.

Make calls

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N91 specifications

The Nokia N91, launched in 2005, marked a significant milestone in the evolution of mobile phones, particularly as a music-centric device. Positioned as a multimedia smartphone, the N91 was tailored for music enthusiasts and boasted an array of features that set it apart from its contemporaries.

One of the standout characteristics of the Nokia N91 was its impressive storage capacity. It came equipped with an internal hard drive, offering 4GB of storage—an astounding amount for its time. This allowed users to store a substantial library of songs, making it one of the first phones to integrate such extensive media storage into its design.

The N91 featured a robust media player capable of handling various audio formats, including MP3, AAC, and MPEG-4. The user interface was designed to facilitate easy navigation through song libraries and playlists, catering to users who desired quick access to their favorite tracks. It also supported playlists and allowed for easy synchronization with a PC, enhancing the user experience.

In terms of connectivity, the Nokia N91 supported Wi-Fi and 3G networks, providing fast data access for downloading music and streaming content. The inclusion of Bluetooth technology was another highlight, allowing users to connect wireless headphones or speakers with ease. These features made the N91 not just a phone but a fully-fledged portable media player.

The device featured a striking design, with a metallic finish and a sleek form factor that appealed to style-conscious consumers. The 2.4-inch TFT display was optimal for viewing album art and managing playlists. Additionally, the N91 included a dedicated music control interface with physical buttons, making it convenient for users to control playback without having to navigate through menus.

On the photography front, the Nokia N91 had a 2-megapixel camera, a respectable feature for the time, allowing users to capture memories alongside their music experiences.

With its robust battery life and features tailored for music consumption, the Nokia N91 paved the way for future smartphones, blending phone capabilities with a rich multimedia experience. It remains a notable device in Nokia's legacy, representing an era where mobile phones began to transition into multifunctional gadgets that catered to a range of user needs beyond communication.

Nokia N91 manual Options during a voice call

Models: N91