| 摘要 |
Telephony system includes base station and handsets. Base station includes radio transceiver for transmitting and receiving cordless telephone radio signals, and network connection for transmitting and receiving voice over internet protocol (VoIP) communications. Each handset includes a handset radio transceiver for transmitting and receiving cordless telephone radio signals. Base station converts received VoIP communications to cordless telephone radio signals and transmits converted cordless telephone radio signals through the base station radio transceiver. The base station includes navigation keys utilized as shortcut keys to base station features. The base station includes a "SORT" soft key and sorts call log records alphabetically when key pressed. The base station enables searching of call log records by entering name of caller. The base station and handsets each include directory records that accept alphanumeric characters for VoIP communication end point identifiers, such alphanumeric characters comprising letters, digits and special characters including @ and . (period) symbols.
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