AVM FRITZ!Fon X6
Yealink T57W
AVM FRITZ!Fon C6
Yealink SIP-T54W
Yealink SIP-T46U
Unify OpenScape S6
Gigaset T480HX (DE version)
AVM Cordless telephone VoIP FRITZ!Fon C6 Black Edition
Yealink MP58 Teams Edition
Gigaset A690 A Quattro (EN version)
Gigaset Handset SL800H pro
AVM FRITZ!Fon M2
Gigaset COMFORT 500A trio silver-black
Grandstream HT802 2 x FXS
