HTC TOUCH DUAL User Manual - Page 20

20 Getting Started 1.2 Installing the USIM/SIM Card, Battery, and Storage Card Always turn off your device before installing or removing the USIM/SIM card or battery. The USIM/SIM card contains your phone number, service details, and phonebook/message memory. Your device supports both 1.8V and 3V SIM cards. Some legacy SIM cards will not function with your device. You should consult with your service provider for a replacement SIM card. There may be fees for this service. Your device contains a rechargeable Li-ion battery. It is designed to use only manufacturer-specified original batteries and accessories. Battery performance depends on many factors, including network configuration, signal strength, the temperature of the environment in which you operate your device, the features and/or settings you select and use, items attached to connecting ports, and your voice, data, and other program usage patterns. Battery life estimates (approximations): • Standby time: Up to 361 hours for GSM Up to 325 hours for WCDMA (Subject to network and phone usage) • Talk time: Up to 410 minutes for GSM Up to 268 minutes for WCDMA (Subject to network and phone usage) • Media playback time: Up to 8 hours for WMV Up to 12 hours for WMA Warning! To reduce risk of fire or burns: • Do not attempt to open, disassemble, or service the battery pack. • Do not crush, puncture, short external contacts, or dispose of in fire or water. • Do not expose to temperatures above 60oC (140oF). • Replace only with the battery pack designated for this product. • Recycle or dispose of used battery as stipulated by local regulation.