เสียงตามสายในอาคาร สำหรับโรงพยาบาล Higher-Quality 2nd Purchase Crossover: Linking the tweeter and woofer alongside one another can be a high-grade 2nd get crossover that permits a remarkable transient response with the Evoke twenty bookshelf loudspeaker. The tweeter can attain a low frequency reaction of 700Hz, making the crossover's task a lot easier https://neilj307vww5.wikisona.com/user