Instruction Manual
Page 23
... button, the source alternates. DIRECT /OK ABC DEF GHI JKL MNO PRS TUV WXY QZ SRC ATT 38 4/¢ DIRECT :This button is used when Bluetooth HANDS FREE BOX is connected. Accessory of KDC-MP2035/KDC-MP235 Basic Operations of Bluetooth HANDS FREE BOX.
... button, the source alternates. DIRECT /OK ABC DEF GHI JKL MNO PRS TUV WXY QZ SRC ATT 38 4/¢ DIRECT :This button is used when Bluetooth HANDS FREE BOX is connected. Accessory of KDC-MP2035/KDC-MP235 Basic Operations of Bluetooth HANDS FREE BOX.