■System requirements

The Nokia 20 GSM Connectivity Terminal requires:

•an RS-232 data connector

•AT Hayes command support

■Network services

The Nokia 20 GSM Connectivity Terminal is approved for use in the GSM 900 and GSM 1800 networks and in the GSM 900/1800 dual band network.

The Nokia 20 GSM Connectivity Terminal supports High Speed Circuit Switched Data (HSCSD), which enables data transmission rates of up to 43.2 kbps. HSCSD makes downloading large files faster and more convenient.

Some of the features supported by the Nokia 20 GSM Connectivity Terminal are called network services. They are special services provided by wireless service providers. Before you can take advantage of any of these network services, you must subscribe to these service(s) from your home service provider and obtain instructions for their use. Services that need to be subscribed to are typically data service and fax service.

Some service providers may not provide all communications services. Contact your service provider for further information about the availability and details of the services in your home network.

To access the Internet, you must have subscribed to the data service from your service provider and obtained an Internet access point from an Internet service provider.

Note that dual band functionality and HSCSD are network-dependent features. Check with your local service provider if you can subscribe to them.

© 2001 Nokia Mobile Phones. All rights reserved.

 

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Introduction