...
Your Sangoma Phone comes with a series of hard programmed buttons on the phone. Below is a list of what each button is.
Icon | Name | s300 | s400 | s500 | s700 |
|---|---|---|---|---|---|
  | Transfer | Yes |
| Yes | Yes |
  | Hold | Yes |
| Yes | Yes |
  | Conference | Yes |
| Yes | Yes |
| Menu |
| Yes | Yes | Yes |
  | Voicemail |
| Yes | Yes | Yes |
  | Headset | Yes | Yes | Yes | Yes |
  | Speaker | Yes | Yes | Yes | Yes |
  | Mute | Yes | Yes | Yes | Yes |
| Volume | Yes | Yes | Yes | Yes |
...