• 31.15 Telephony3
• 31.16 Email/internet/computer/tablet1
• 31.25 Radiophone/radio data transmission/fax2
• 31.30 Instrument cluster/onboard computer22
• 31.50 Display7
• 31.55 Navigation10
• 31.65 Radio14
• 31.67 Media playback/data medium4
• 31.75 Audio playback/audio output8
• 31.80 Antenna/antenna amplifier3