Making/Answering Calls21After 4 additional minutes on hold, thecall is disconnected.MuteWhile mute is turned on, you can hear theother party, but the other party cannot hearyou.To mute your voice, press {Mute}.L To return to the conversation, press{Mute} or {C}.Note:L {Mute} is a soft key visible on thehandset display during a call.RECALL buttonPressing {RECALL} allows you to usespecial features of your host PBX such astransferring an extension call, or accessingoptional telephone services such as CallWaiting.Note:L To change the recall time, see page 32.Handset clarity boosterThis feature can improve sound claritywhen the handset is used in an area wherethere may be interference. During anoutside call, this feature is turned onautomatically when necessary. You canalso turn this feature on or off manually.1 Press {MENU} during an outside call.2 Press {2} to select “Booster on” or“Booster off”.Note:L When this feature is turned off manuallyduring a call, it is not turned onautomatically during the same call.L While this feature is turned on;– the battery operating time isshortened (page 15).– the maximum number of extensionsthat can be used at a time maydecrease when you have 3 handsets.Handset voice enhancerThis feature can simulate a band signalabove the normal bandwidth limitations,achieving a sound which is close to theactual voice. You can turn this feature onor off, depending on the circumstance(page 32).Press {(VE)} during an outside call to turnon or off this feature.L When this feature is turned on, J isdisplayed.Note:L {(VE)} is a soft key visible on thehandset display during an outside call.L Depending on the condition and qualityof your telephone line, this feature mayemphasise existing line noise. If itbecomes difficult to hear, turn thisfeature off.Call shareThis feature allows the handset to join anexisting outside call.To join the conversation, press {C} whenthe other handset is on an outside call.Note:L A maximum of 3 parties (including 1outside party) can join a conversationusing 2 extensions.Available model(s):KX-TG5922TG5921AL_5922AL.book Page 21 Friday, February 24, 2006 3:42 PM