Full
Duplex
O
G
N
B
N
N
B
B
O
B
G
B
O
G
I
N
I
O
I
O
I
G
I
G
Size:
Manually select next item
Start
O
History
Start
O
G
N
B
N
N
B
B
O
B
G
B
O
G
I
N
I
O
I
O
I
G
I
G
Select next item: