Nokia N91 Library details, Set a song as a ringing tone, Change album art, About encoded audio

Models: N91

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Library details

In Music menu select Options > Music library details. The following information is displayed:

Songs—The current number of songs in the library Duration—The length of current songs together Used—The total size of the files in the music libray Available—Available hard disk space in gigabytes Refreshed—The date when the libraray was last modified

Set a song as a ringing tone

1Select a song.

2Select Options > Set as ringing tone. The selected song has been set as the ringing tone for the active profile.

Change album art

1Select a song.

2Select Options > Album art.

3Select Options > Change.

4Scroll throough images from your Gallery, and select OK.

5To restore the original album art, select Restore original.

About encoded audio

Applications like Windows Media Player and Nokia Audio Manager encode audio files with codecs like WMA or MP3 to save storage space. The encoding is done by removing those parts of the audio signal that are not audible or only barely audible by human ear.

Regardless of the encoder and codec quality, the sound quality of the resulting file is not as good as the original.

The basic codecs supported by this device are AAC, WMA, and MP3. All of these have different variations.

Bitrates

When encoding audio, the quality of the resulting sound depends on the sample rate and bit rate used for the encoding. Sample rate is expressed as thousands of samples per second (kHz), and for CD music the sample rate is fixed at 44.1 kHz. Bit rate is expressed as kilobits per second (Kbps). The higher the bitrate, the better the sound quality.

The required quality level may depend on your demands, the headphones used, and the surrounding noise. For MP3s a bitrate between 128 and 192 Kbps usually gives results good enough for listening to pop music with your device. WMA or AAC generally gives a similar result as MP3 with one step lower bitrate (96-160 Kbps). Variations

Music player

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Nokia N91 manual Library details, Set a song as a ringing tone, Change album art, About encoded audio, Bitrates

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.