AVM FRITZ!Fon C6
Ubiquiti UniFi Phone Touch, VoIP Desktop Smartphone, black
Yealink SIP-T54W
Yealink W73P cordless telephone
AVM FRITZ!Fon X6
Snom D865
Yealink Handset W73H
Gigaset PRO N610 IP DECT base station & S700H Pro handset
Yealink Telephone VoIP 16 continued SIP SIP-T57W
Snom M65
Gigaset Comfort 550 HX
Grandstream WiFi handset WP816
Yealink W70B
Grandstream WP826