| Illuminated keypad |
A keypad that the user can view in poor lighting conditions. |
| IMAP4 |
A version of the Internet message access protocol (IMAP)
that lets the user access and manipulate e-mail messages
while the messages are still on the mail server. The user
can then choose which messages to download to their device. |
| Incoming call |
A call that a user receives from another party. In many
countries, for example in Europe, incoming calls are not
charged, with the exception of roaming subscribers. In
some countries, incoming calls are charged based on the
airtime used. |
| Infrared port |
A port that enables two compatible computers or a computer
and another compatible device to use an infrared beam
to communicate with each other. Line of sight is required,
but no cable is needed. |
| Integrated services digital network |
An integrated digital network in which a single wire
or optical fibre is used to carry both voice and data.
ISDN has a high data transfer rate (64 kilobits per second)
compared to a standard landline (33.2 kilobits per second). |
| International mobile equipment identity (IMEI) |
A number that uniquely identifies an individual mobile
device. The IMEI appears on the label located on the back
of the phone. It is automatically transmitted by the phone
when the network asks for it. |
| Java |
A programming language developed by Sun Microsystems.
Some mobile phones support the downloading of Java(tm)
applications. |
| Java application |
A program written in the Java language that runs independently.
It does not normally run in a browser but in a graphical
user interface (GUI) operating system, such as Windows
or Linux. |
| JPEG |
A standard image compression algorithm designed for
compressing either full-colour or grey-scale digital images.
The JPEG file name extension is .jpg or .jpeg. |
| Keypad lock |
A feature that can be used to disable the keypad to
prevent accidental dialling. The keypad lock can usually
be activated by pressing a combination of two keys. The
keypad lock is also called keyguard. |
| Kilobits per second |
A data transfer rate of 1024 bits per second. |
| Last number redial |
A service that lets the user redial one of the most
recent numbers, by pressing a single key or a few keys. |
| Li-Ion battery |
A rechargeable battery that is used to power wireless
communication devices. Li-Ion batteries are lightweight,
have a relatively long life cycle, and generally do not
suffer from memory effect. See also Battery, NiCd battery,
and NiMH battery. |
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Phone Reviews
Nokia