✓ Formal written Chinese (书面语) — uses standard professional terminology
✓ Established audio terms — 有源 (powered), 柱式 (column), PA音箱 (PA speaker), 混音器 (mixer), DSP (preserved as standard abbreviation)
✓ Natural Chinese syntax — properly restructured from English word order
✓ Technical accuracy — all terms are industry-standard in Chinese professional audio
✓ Conciseness — appropriately brief for a product headline
✓ Punctuation — none needed for this headline format