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About Your Phone
During a call
Short press
[1]9[4]9[O] Increase the volume
[2]9[3]9[P] Decrease the volume
[U] Start/stop sound recording
[q]
Switch between hold and unhold on
one call or switch between one active
and one held call
In Menu list
Short press
[A]-[K] Select Menu A-K
[e] Select Menu e
[L] Select Menu L
[r] Select Menu r
Key Function