AT&T EL51250, EL51200, EL51400, EL51300 quick start Technical specifications

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Technical specifications

RF frequency band	1921.536MHz – 1928.448MHz

Channels	5

Operating temperature	32°F – 122°F
	0°C – 50°C

Telephone base voltage	96 – 130Vrms
(AC voltage, 60Hz)

Telephone base voltage	AC6V @300mA
(DC adapter output)

Handset voltage	DC2.4 – 3.2V

Charger voltage	AC6V @300mA
(AC adapter output)

Operating times*	Talk time (handset): up to seven hours
	Talk time (speakerphone): up to five hours
	Standby: up to seven days

* Operating time varies depending on your actual use and the age of the battery.

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Contents Quick start guide Canada version Introduction Parts checklist Installation Important InformationBattery installation Charge lightBattery indicators Battery status Action Battery chargingHandset X at least Handset overview REDIAL/PAUSETelephone base overview Menu overview Menu structureRinger volume Telephone settingsDate and time Making, answering and ending a call Making a call Answering a callEnding a call SpeakerphoneOptions while on a call Volume control Join a call in processChain dialing RedialVoicemail waiting visual message waiting indicator Handset locatorCall transfer using intercom Intercom To make and answer an intercom callStoring names and numbers Directory Directory overviewTo review directory entries To dial a directory number To edit a directory entryTo delete a directory entry Speed dialCaller ID overview Caller ID history call logTo review the caller ID history To dial a number from the caller ID historyTroubleshooting My telephone doesn’t work at allMy cordless handset isn’t performing normally Charge light is off Experience poor sound quality when using the speakerphone Important safety information Especially about telephone answering systems FCC Part 68 and Acta Industry CanadaFCC Part What does this limited warranty cover? Limited warrantyHow long is the limited warranty period? How do you get warranty service? Other limitationsTechnical specifications