A:AnswerHello. An additional handset can be purchased. Some compatible models are KX-TGEA60, KX-TGEA61, KX-TGFA61, KX-TGFA71, KX-TGFA85, and KX-TGTA61. -G
A:AnswerHello. The intercom can be used to perform calls between the handset. To use it, you have to press MENU, then choose Intercom, and select the number of the handset you wish to call. -G
A:AnswerHello. The volume can be reduced or turned off with the code MENU #160 on a handset. After entering the code, you will see the current volume, and you can reduce it by pressing the down arrow key on the handset until you reach the desired volume level. -G
A:AnswerKindly be informed that the speaker on this model is standard. If you would like a telephone with volume boost, we would recommend you to check out our amplified systems as well.
A:AnswerWe would be more than happy to look into it further. Please contact our Customer Service Team via Live Chat on the Panasonic Website, Contact Us option, Mon-Fri, 9am-5pm EST. -M
A:AnswerHi Jack! The KX-TGDA51 is compatible with the KX-TGF544. To use it with the phone system you will need to de-register it from the old base and connect it to the new one as per the steps in the manual. -G
A:AnswerHello! Yes, you can hear the message as it is being recorded for the built-in answering system. The feature can be activated for each cordless handset with MENU #310. -G