The Gigaset Premium 300 A Go is a landline phone suitable for business use. You use this phone separately, but you can also expand it with up to 6 handsets. You can connect up to 2 VoIP accounts to call via the internet on this Gigaset phone That way, you can easily reach your foreign contacts. You can convenitnely forward incoming calls internally to your colleagues. The large phone book has room for up to 500 contacts. That means there's enough room for all your business contacts and colleagues. The answering machine records up to 55 minutes of calls, so you can also receive messages outside of office hours. Thanks to the headphone jack, you can also use this phone hands-free. The conference call function of the Gigaset 300 A Go allows you to call several people at once.