1. Wireless Microphone in Lecture Theatre Learning Environment Services

2. Wireless Microphone in Lecture Theatre There are two microphones provided in lecture theatre one handheld microphone one clip-on microphone Operate in Radio Frequency Volume control by control panel Learning Environment Services

3. Thank you for watching If you have any question about our facilities or services, please call the Learning Environment Services Hotline at 3917 8888 or email to ithelp@hku.hk Learning Environment Services