Wireless phone handsets Cordless telephone

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roaming wireless phone handsets exist not tethered particular base station, not use traditional mobile (cellular) phone networks. these commonly use digital technologies dect, 2.4 ghz unlicensed spectrum, or 802.11a/b/g standards-based wireless lan technology. wireless phone handset must connect wireless access point or base station supports same technology. required call management function , gateway public switched telephone network (pstn). may or may not integrated in base-station. voice on ip service can used phones use wireless data access points, using broadband internet connection defer connection pstn remote gateway operated service provider, close call s destination. analog equivalents exist , can provide longer reach, potential loss of confidentiality , voice quality. digital systems have inherent encryption or offer optional encryption.







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