Copyright © 2004 Nokia. All rights reserved. 13■ Network servicesThe wireless phone described in this guide is approved for use on the EGSM 900 and GSM1800 and 1900 networks.A number of features included in this guide are called network services. These are specialservices that you arrange through your wireless service provider. Before you can takeadvantage of any of these network services, you must subscribe to them through yourservice provider and obtain instructions for their use from your service provider.This phone supports WAP 2.0 protocols (HTTP and SSL) that run on TCP/IP protocols. Somefeatures of this phone, such as MMS, browsing, e-mail, remote SyncML, and contentdownloading via browser or over MMS, require network support for these technologies.Note: Some networks may not support all language-dependent characters and/orservices.■ Chargers and enhancementsWARNING! Use only batteries, chargers and enhancements approved by the phonemanufacturer for use with this particular phone model. The use of any other types mayinvalidate any approval or warranty applying to the phone, and may be dangerous.Note: Check the model number of any charger before use with this device. Thisdevice is intended for use when supplied with power from ACP-12 and LCH-12.For availability of approved enhancements, please check with your dealer.When you disconnect the power cord of any enhancement, grasp and pull the plug, not thecord.