The huber suhner long range antenna for cordless phones can be used in conjunction with the rtx repeater to effectively treble the range of your handsets from the base delivering up to a staggering 15km of range when in clear line of sight this aerial will offer a marked improvement in coverage for those searching for a way to boost the signal of their landline dect phoneshow does it work setting up the huber suhner long range antenna couldnrsquot be easier though you will nee