What is Hong Kong Ring Back Tone Service?
• With “Hong Kong Ring Back Tone Service”, when you are roaming abroad with a GSM network and someone calls you, the caller would hear the usual Hong Kong ringing tone, rather than the roaming ringing tone, ensuring privacy on your whereabout! • To activate “Hong Kong Ringback Tone”, please dial *108# via your handset. You will receive a SMS notification shortly after the service is activated. For charging details, please refer to Hong Kong Ringback Tone.