Voice recognition button ( ) | - Start or end voice recognition of a connected smartphone via phone projection. (The button′s operation may vary depending on smartphone specifications.)
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Mode button | - Change the mode (radio, media, etc.).
- Press and hold to access the function setting screen.
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Volume lever/button (VOL +/VOL -, +/-,  +/ -) | |
Mute button ( ) | - Mute or unmute the system.
- While playing media, pause or resume playback.
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Search lever/button (  ) | - While listening to the radio, switch between the stations on the preset list. Search for a station or change the frequency. (You can select a function to use in the button setting.)
- While playing media, change the track/file. Press and hold to rewind or fast forward (except for the Bluetooth audio mode).
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Option A |
Call/Answer button ( ) | - Start connecting a mobile phone via Bluetooth.
- After a Bluetooth phone connection is made, access your call history. Press and hold to dial the most recent phone number. When a call comes in, answer the call.
- During a call, switch between the active call and the held call. Press and hold to switch the call between the system and the mobile phone.
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Call end button ( ) (if equipped) | - When a call comes in, reject the call.
- During a call, end the call.
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Option B |
Call/Answer button () | - Start connecting a mobile phone via Bluetooth.
- After a Bluetooth phone connection is made, access your call history. Press and hold to dial the most recent phone number.
- When a call comes in, answer the call.
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Call end button () (if equipped) | - When a call comes in, press and hold to reject the call.
- During a call, end the call.
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Custom button ( ) (if equipped) | - Use a custom function.
- Press and hold to access the function setting screen.
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)/Volume knob (VOL, 
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