Grandstream Wave - Manual (Page 15)

Firmware Version 1.0.1.21 Grandstream Wave User Guide Page 14 of 64
Figure 6: Dial-up via Contacts
SWITCHING AUDIO CHANNEL DURING CALL
Users could switch lines by sliding the call screen when there are multiple calls, as shown in figure 7
below.
1. Tap Contacts
to
access the
Contacts screen.
2. Search for the
contacts by inputting
initials.
3. Tap on the contact
below to access the
details screen.
4. Tap on
to d
ial out.