Buttons Location and Usages

1

2

3

7

6

5

4

8

1.ON/OFF

2.USB PORT 3.Earphone Jack 4.HOLD

5.MICRO SD CARD SLOT 6.RESET

7.MIC

8.SPEAKER

HOLD

RESET MIC

4

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Bush MPK4230BUK user manual Buttons Location and Usages