164Using the Optional Accessories (Bluetooth Devices/Voice Unit)Recording and listening to received audio8 Rotate the DIAL to select the desired language.Rotating the DIAL each time switches the language between “JAPANESE” and“ENGLISH”.Tip The default setting: ENGLISH9 Press .10 Rotate the DIAL to select [4 VOLUME], then press.11 Rotate the DIAL to select the desired announcement volume level.Rotating the DIAL each time changes the setting in the following order: “HIGH” →“MID” → “LOW”.Tip The default setting: HIGH12 Rotate the DIAL to select [5 RX MUTE], then press.13 Rotate the DIAL to select the desired mute function setting.Rotating the DIAL each time switches the setting between on and off.“ON”: Mutes the reception sound when speaking or playing recorded voice.“OFF”: Does not mute the reception sound even when speaking or playing recordedvoice.14 Press and hold for over one second.Sets the announcement function operation and returns the display to the previouslyviewed screenActivating to the frequency announcement(1) When the function operation is set to “AUTO”Automatically makes an announcement in the following situations:• When switching the mode between memory mode and VFO mode• When changing the operating bandTipYou can also adjust the volume level by rotating the DIAL.(2) When the function operation is set to “MANUAL”1 Press and hold for over one second.Announces the operating band frequency.TipYou can also adjust the volume level by rotating the DIAL.