個案參考
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- Ceiling Speaker
- Non-governmental Organization
- Government Organization
- Infrared Wireless Microphone
- Classroom Sound System
- Portable PA System
- Public Address System
- By Product
- Educational Organization
- By Project
- Water-proof Speaker
- By Client
- Multi-functional PA control unit
- Cabinet Speaker
- School Hall Sound System
- School P.A. System
- UHF Wireless Microphone
- Pop-up Event
- Line Array Column Speaker
- Digital Mixer
- DSP Subwoofer
- Commercial Organization