The soundtrack is broadcast on the radio. From
http://www.tourism.gov.hk/symphony/e...s/details.html
Spectators can also listen to the music and narration at the harbourfront area by tuning to FM 103.4 MHz (English), FM 106.8 MHz (Cantonese) or FM 107.9 MHz (Putonghua). They can also listen to the same soundtrack via their mobile phones by dialing 35-665-665 (English) or 35-665-668 (Putonghua). Usual service charges will apply.