Mobile phone 4X key tones as heard through hands-free car kit
Mobile phone handset removed then replaced in hands-free car kit cradle.
8X mobile phone key pad tone -number dialled, then phone removed from car hands-free cradle
Mobile phone ring as heard through hands-free car kit
4X mobile phone ring, as heard through speaker of car kit/hands free kit.
2X mobile phone out of hands-free car cradle
Mobile phone engaged signal as heard through hands-free/car kit
4X mobile phone ring tone as heard through hands-free car kit