There is no second outgoingcall on same channel in DDE conversation.
DDE对话中，同一频道上没有第二个传出的呼叫。
2
Unlimited time, no beep call recorder for incoming and outgoing calls.
不限时间，没有接听和拨打电话声响电话记录。
3
The caps, which will be enforced as of July 1, top out at 0.49 euros ($0.59) per minute for an outgoingcall and 0.24 euros ($0.29) for incoming calls, with both data and messaging also having limits.