High compatibility with several routers - this makes it flexibleMaking phone calls is becoming digital: Through the almost complete switch to IP-based connections most calls are already running over the Internet. And this has advantages: For instance, excellent sound in HD, three call numbers per connection and the possibility of conducting several conversations at the same time. You are best equipped with the wireless Gigaset HX universal mobile parts. Compatible with all DECT/CAT-IQ-enabled routers, such as FRITZ!Box or Telekom Speedport, they can be used flexibly and can even be reused when the router is changed.HD voice and hands-free modemaking calls will be enjoyableHow do you like to make calls? Private and directly via the handset or in hands-free mode so that even more people can listen in and talk and you remain multitasking right away? With the Gigaset AS690HX you have all the options. Depending on which variant you chooseyou can rely on crystal-clear sound in HD voice