Technical specifications, Backup battery | AT&T SB67148 specification

Appendix

Technical specifications

RF frequency band	1921.536MHz - 1928.448MHz

Channels	5

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

Deskset voltage	100 Vrms - 120Vrms
(AC voltage, 60Hz)

Deskset voltage	6VDC @400mA
(AC adapter output)

Replacement battery	3.6V 600mAH

Backup battery


Operation		Operating time*

Talk time (corded handset)		Up to 12 hours

Talk time (speakerphone/ corded headset)		Up to 7 hours

Standby		Up to 3 days

* Operating times vary depending on your actual use and the age of the battery.

DECT 6.0 digital technology

The AT&T DECT 6.0 products offer unsurpassed range performance and sound clarity. This is achieved through a unique antenna design and advances in noise-filtering technology. An independent laboratory has confirmed that AT&T DECT 6.0 products perform up to 45% better in range competitions. Now calls can be taken in the basement, backyard and garage with exceptional sound quality.

Telephone operating range

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

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AT&T SB67148 user manual Technical specifications, Backup battery, Dect 6.0 digital technology, Telephone operating range

Contents

User’s manual Congratulations Parts checklist Table of contents Index Hold Quick reference guide Flash Using menus To write names on the directory cardMain menu Avoid placing the deskset too close to Installation Install the deskset as shown below Deskset installation Backup battery installation Low battery Backup battery charging SB67148 Add and register a desksetRegister the deskset to your SynJ SB67118 telephone base SB67118 Register the deskset to your SynJ SB67138 telephone base Registering new deviceSB67138 Deregister a deskset Deregister a deskset Add a corded headset to the deskset Add a corded headset Deskset setup Menu settingsRinger volume Ringer tone Key tone LCD contrast Language Line selectionLine, choose Line 1, Line 2, Line 3 or Line Hold reminder Deskset name Speed dial setup To enter, edit or delete a speed dial numberCustomer support Line indicators Make a call To make a call using the corded handsetDeskset basic operation To predial using the corded headset To predial using the speakerphone Speaker or Headset Answer a call To answer a call using the corded handsetEnd a call To end a call using the corded handset Dial a speed dial numberPage To delete a redialed number To save a redialed number in the directory Options while on calls To enable call privacy To cancel call privacyCall privacy Record a call To record a callTo play back a memo or phone conversation Switch among lines HoldJoin a call in progress To make a three-way conference call To access the directory while on a callChain dialing Three-way conference calls To end a conference call To talk privately on the intercom callTo drop one line To drop the intercom call Turn off the Covm feature Intercom Make an intercom callBase or Calling All Answer an intercom call Answer an incoming call during an intercom call Call XDeskset Call transfer using intercom Call transfer using intercom PTT to the main telephone base or a system device Push to talk PTT intercom PTT to All Release PTT key to stop PTT to all devices Answer a PTT call Convert a PTT call to an intercom callEnd a PTT call About the directory CapacityExit the directory Create a new directory entry Create directory entries Key Store a pause in a directory entryStore a flash in a directory entry Number Review directory entries Review directory Search by name Search directory Delete all entries Dial, delete or edit directory entriesDisplay dial Delete an entry Information about caller ID with call waiting About caller ID Caller ID Information How the caller ID information call log worksScreen display of the deskset Review the caller ID information Missed new calls indicatorCaller ID operation Memory match To delete all call log entries View dialing optionsDial a call log entry Delete the call log entries To delete a call log entry Save a call log entry to the directory When the telephone number appears Reasons for missing caller ID information Reasons for missing caller ID informationScreen message Reason Answering system and voicemail Deskset voicemail box answering system Answering system capacity Set the answering system to answer automaticallyGeneral mailbox Auto attendant New message indication Deskset mailbox setupFast answer mode Deskset mailbox overview Set access code remote access code and mailbox security Notify alert To set an alert numberTo turn alert on or off To confirm the call alert number set correctly To play the default announcement Deskset announcement setup To play new messages in the general mailbox Message playbackTo play new messages in the deskset mailbox To play all old messages in the deskset mailbox When a message is playing on the deskset Options during playbackTransfer messages To delete all old messages in the general mailbox Call back to the mailbox message callerDelete all old messages To delete all old messages in the deskset mailbox System announces, Enter the mailbox number Record and deliver memos Remote access Remote commandsTo remotely reach the answering system Remote access Screen icons, indicator tones and lights Indicator tonesScreen icons Line 1-LINE Indicator lights Mute Deskset display screen messages Handset X . Release PTT to stop Start Cannot dial out TroubleshootingMy deskset doesn’t work at all Cannot get a dial tone from the corded handset Backup battery does not hold a charge Experience poor sound quality when using the speakerphoneMy deskset isn’t performing normally Hear other calls while using my telephone My deskset does not ring when I receive a call My caller ID isn’t working My calls cut in and out while I’m using my deskset Telephone system does not receive caller ID when on a call Answering system is recording incomplete messagesHave difficulty hearing messages System does not respond to remote commands Answering system does not record messagesCovm shows on the screen display and I do not know why Common cure for electronic equipment Cannot retrieve voicemail messagesPage Safety information Important safety information Especially about telephone answering systems Precautions for users of implanted cardiac pacemakersEspecially about cordless telephones Pacemaker patients Industry Canada FCC part 68 and Acta FCC part Limited warranty What does this limited warranty cover?How long is the limited warranty period? Other limitations How do you get warranty service? Telephone operating range Technical specificationsBackup battery Dect 6.0 digital technology Index Index Action Remote command Remote access wallet card