This Panasonic KX-TG7321EG phone with TAM comes with 17hours talk time as well as 180 hours standby time. It also features 100 name and number memory with 10 ringtone melodies and 5 polyphonic ringtones. With up to 20 minutes recording time on the answer machine, the TAM phone also includes an amber colour backlight display. It is caller display compatible and has a built-in speaker phone.