I received this Gigaset A510 IP Cordless Phone Black within 24 hours. Product according to the description. The configuration from a web browser (Firefox) is fun. By configuring a list of prefixes or whole numbers it is possible to predefine the choice of the output line: VoIP or Analog. Very good product.
Works great with a line SIP OVH provided to change the address of the outbound server [...]