34Ring VolumeThis function enables you to adjust the ring volume.[MENU] X 4. Volume/Ring X [OK] X 1. Incoming calls tone X [OK]X 3. Ring Volume X [OK] X (Select ring volume) X [OK]You can adjust the volume of the bell by using the [Volume] button.Connection ToneThis function enables to set an alarm in call connection.[MENU] X 4. Volume/Ring X [OK] X 2. Connection Tone X [OK]X (Select On/Off) X [OK]Key ToneThis function enables you to set the type of key tone.[MENU] X 4. Volume/Ring X [OK] X 3. Key Tone X [OK]X (Select key tone) X [OK]