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介绍港、台地区无线扬声器系统的发展动态及其新产品。１无线扬声器系统发展动态香港的许多供应商正忙于在无线扬声器系统中引用PLL发射机（PLLtransmitters），以遵守新的EU标准。具有PLL的无线系统的优点是性能更加稳定，具有较小的频率漂移，因此，可使无线扬声器系统获得更
Introduce the development of wireless speaker system in Hong Kong and Taiwan and its new products. 1 Wireless Speaker System Development Many suppliers in Hong Kong are busy referencing PLL transmitters in wireless speaker systems to comply with the new EU standards. Wireless systems with PLLs have the advantage of more stable performance with less frequency drift and, as a result, make wireless speaker systems more