AT&T E5903B, E5921, E5902B user manual Technical specifications, 9VDC

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Appendix

Technical specifications

	RF fr�equency band	2400 MHz — 2483.5 MHz
	(handset� t�o base)	2400 MHz — 2483.5 MHz
	(handset� t�o base)

	RF fr�equency band	5725 MHz — 5850 MHz
	(base t�o handset�)	5725 MHz — 5850 MHz
	(base t�o handset�)

	Channels	95

	Oper�at�ing t�em-	32°F — 122°F
	per�at�ur�e	0°C — 50°C

	Telephone base volt�age	96 — 130
	(AC volt�age, 60Hz)	Vrms

	Handset� volt�age	3.2 — 4.7 VDC 600mAh

	Char�ger� volt�age	9VDC
	(AC adapt�er� out�put�)	@200mA

	Replacement� batt��er�y	3.6V 600mAh

5.8 GHz digit�al spr�ead spectr��um fr�equency hopping t�echnology

This technology digitally transmits your voice across multiple channels in both the 5.8GHz and 2.4GHz frequencies to provide enhanced range, ultimate sound clarity and advanced privacy against eavesdropping on your calls, while not interfering with wireless routers.

Telephone oper�at�ing r�ange

This cordless telephone operates within the maximum power allowed by the Federal Communications Commission (FCC). Even so, this handset and base can communicate over only a certain distance — which can vary with the locations of the base and handset, the weather, and the construction of your home or office.

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Contents E598-2 Congratulations Table of contents StopQuick reference guide HandsetFeature menu Using menusParts checklist Quick start guide User’s manualBattery installation & charging LOW BatteryInstall belt clip as shown below if desired Belt clip & optional headsetAdding and registering handsets To register a handset to your telephone base Replacing a handset To de-registerall handsetsBasic operation Making and answering callsOn-hook dialing Auto offLast number redial Handset locatorVolume control Options while on callsCall waiting Multiple handset useTemporary ring silencing MuteTemporary tone dialing Directory accessing Last number redial accessingCaller ID log accessing Intercom Handling incoming calls Intercom call transfer Transfer toSettings LanguageClock setting Dial typePress MENU/SELECT Clear voice mail indicationVoicemail light Sounds Ringer melodyKey tone ToneDisplay WallpaperContrast Ringer volume Directory Shared directoryMemory capacity Exiting the directoryNew directory entries To create and store a new directory entryDirectory Directory search To search by nameDirectory search To dial a displayed number To dial, delete or change entriesTo delete an entry To change an entry Caller ID Information about caller ID with call waitingShared caller ID log How caller ID worksCaller ID Memory matchMissed calls To review the call log To review the call logOther options Screen icons, indicator lights & tones Indicator lightsScreen icons & alert tones Handset alert tonesHandset display screen messages Screen display messagesPlace Troubleshooting My phone doesn’t work at allCannot dial out Connecting Troubleshooting While using my Troubleshooting My caller ID isn’t Charge light Safety information Important safety instructionsDo not use a telephone in the vicinity of a gas leak Important safety instructions Battery for locations accepting spent nickel-metal Batteries Pacemaker patients Especially about telephones answering systemsFCC Part 68 and Acta FCC Part 68 and Acta FCC Part Reorient or relocate the receiving antennaLimited warranty Limited warranty Limited warranty Limited warranty Technical specifications 9VDCIndex Index 91-001110-010-100